A uniform distribution has the data values evenly distributed throughout the range of the data. A bimodal distribution has two very common data values seen in a dot plot or histogram as distinct peaks.
A Dot Plot, also called a dot chart or strip plot, is a type of simple histogram-like chart used in statistics for relatively small data sets where values fall into a number of discrete bins (categories). A dot plot is similar to a bar graph because the height of each “bar” of dots is equal to the number of items in a particular category.
A dot plot is a graphical display of data using dots: Dot Plot is a graph for displaying the distribution of quantitative variable where each dot represents a value. For whole numbers, if a value occurs more than once, the dots are placed one above the other so that the height of the column of dots represents the frequency for that value.
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What are the 3 letters?
Answer:
C. SNL
Step-by-step explanation:
S is a point in the plane, N is a line in the plane, and L is a point on another line in the plane.
Answer: D XLJ
Step-by-step explanation:
Hope that helps
Gracias
Please help me please help me please help me
Answer:
270
Step-by-step explanation:
With a 270 rotation you move 3 boxes
Find the inverse of each function. Is the inverse a function?
y=2 x-1
The inverse function returns the original value for which the output of a function was given.
The inverse the function y = 2x + 1 is [tex]y^{-1[/tex] = x + 1/ 2.
What is meant by inverse?Every logarithmic function has an exponential inverse, and vice versa.
An exponential function is a mathematical function with the formula f(x) = ax, where "x" is a variable and "a" is a constant that is called the function's base and must be greater than zero.
The transcendental number e, which is approximately equal to 2.71828, is the most commonly used exponential function base.
Let the equation be y = 2x + 1
y = 2x + 1
simplifying the equation, we get
⇒ 2x = y+1
⇒ x = y+1/ 2
Therefore, the inverse is [tex]y^{-1[/tex] = x+1/ 2
Let the composition function be
[y ₀ [tex]y^{-1[/tex]] (x) = y (x+1/2)
simplifying the above equation
[y ₀ [tex]y^{-1[/tex]] (x) = 2 (x+1/2)-1
[y ₀ [tex]y^{-1[/tex]] (x) = x
The inverse of y is the image of y in the line y = x.
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WILL GIVE BRAINLIESTTT
The graph of g(x) = -3(x-4)2 + 5 is translated 6 units left. What is the value of
h when the equation of the transformed graph is written in vertex form?
Step-by-step explanation:
the vertex form is
y = a(x - h)² + k
a is a stretch factor, (h, k) are the coordinates of the vertex of the parabola.
so, the original x-coordinate of the vertex was 4.
when we move it 6 units to the left. we subtract 6 from the x-coordinate.
that makes the new h
4 - 6 = -2
answer B is correct.
and the equation of the translated function is
g(x) = -3(x + 2)² + 5
Please help me out please please please
Answer:
-18 + 30 s - 72 t + 12 u
Step-by-step explanation:
Expand the following:
-6 (3 - 5 s + 12 t - 2 u)
-6 (3 - 5 s + 12 t - 2 u) = -6×3 - 6 (-5 s) - 6×12 t - 6 (-2 u):
-6×3 - 6 (-5) s - 6×12 t - 6 (-2) u
-6×3 = -18:
-18 - 6 (-5) s - 6×12 t - 6 (-2) u
-6 (-5) = 30:
-18 + 30 s - 6×12 t - 6 (-2) u
-6×12 = -72:
-18 + 30 s + -72 t - 6 (-2) u
-6 (-2) = 12:
Answer: -18 + 30 s - 72 t + 12 u
mode of 75 55 68 44 82 28 19 31 75 36 59 93 48
Answer:
75
Step-by-step explanation:
In math, mode is the number which appears most in the data set. When dealing with this, first put all of the numbers in numerical order, least to greatest.
19, 28, 31, 36, 44, 48, 55, 59, 68, 75, 75, 82, 93
Notice how 75 appear twice and all the other numbers appear once. Therefore the mode is 75.
You work for a wedding planner and have been asked to buy material for the table runners. Each runner is 4 feet long
and 8 inches wide. How much decorative material do you need, in square inches, for the top of each table runner?
32
40
64
120
384
Answer:
4*12=48
48*8=384
384 square inches
In a class of students, the following data table summarizes how many students play an instrument or a sport. What is the probability that a student chosen randomly from the class plays a sport or an instrument?
The 50% probability that a student chosen randomly from the class does not play a sport.
According to the statement
We have to find that the probability.
So, For this purpose, we know that the
Probability is that the branch of mathematics that studies the possible outcomes of given events along with the outcomes' relative likelihoods and distributions.
From the given information:
In a class of scholars, the subsequent data table summarizes what percentage students play an instrument or a sport.
Then
In total, there are 8 + 7 + 3 + 12 = 30 students.
And Of this total, 3 + 12 = 15 don't play a sport.
Then
Probability = 15/30
Probability = 0.5
Then
50% probability that a student chosen randomly from the class does not play a sport.
So, The 50% probability that a student chosen randomly from the class does not play a sport.
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A savings account begins with $ 14.00 . After 1 year, the account has a balance of $ 16.24 . After 2 years, the account has a balance of $ 18.84 . Assuming no additional deposits or withdraws are made, find the equation for the best-fitting exponential function to represent the balance of the account after x years. How much money will be in the account after 20 years?
The exponential function for to represent the balance of the account will be y = 14 ( 1.16) ˣ
We have that:
The saving account has initially = $ 14
After 1 year, the balance became = $ 16.24
After 2 years, the balance became = $ 18.84
Difference in the initial amount and amount after 1 year = $ 16.24 - $ 14 = $ 2.24
Difference in the amount after 1 year and amount after 2 years = $ 18.84 - $ 16.24 = $ 2.60.
An exponential function is defined as y = a ˣ where x is a variable, and a is a constant called the base of the function.
Here, the exponential function will be:
y = 14 ( 1.16) ˣ where x is the time period
Money after 20 years = 14 ( 1.16)²⁰ = $ 272.45
Therefore, we get that, the exponential function for to represent the balance of the account will be y = 14 ( 1.16) ˣ
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The human heart beats an average of 70 times per minute. How many times will it beat per year?
Answer:
36792000
Step-by-step explanation:
you look up how many minutes in a year then multiply by 70
what if f(x)=3x+4 then f(n+3)=
Answer:
f(n + 3) = 3n + 13
Step-by-step explanation:
f(x)=3x+4 then f(n+3)=
f(n + 3) = 3(n + 3) + 4
f(n + 3) = 3n + 9 + 4
f(n + 3) = 3n + 13
I hope this helps!
Identify whether each cube root or square root lies between 2 and 3, 4 and 5, or 9 and 10
It should be noted that the square root and the cube root of the number has been attached.
How to illustrate the information?It should be here that the cube root of a number is the factor that we multiply by itself three times in order to get the original number.
It should be noted that thee symbol for cube root is 3✓ . Finding the cube root of a number is the opposite of cubing a number.
On the other hand, the square root of a number x is a number y such that y² = x; in other words, a number y whose square is x.
It shouod be noted that for example, 4 and −4 are square roots of 16, because 4² = ² = 16.
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Tony started to work at a company in the year 2001. His yearly salary was $26,500. At the beginning of the next year he received a $2,880 raise. Assume that he receives the same raise each year. Write a function to find Tony’s salary n years after 2001.
Answer:
y=2880x+26500
Step-by-step explanation:
Basically, this question wants you to write an equation where you can figure out how much money Tony has at any year.
1. They already told us how much the raise was: $2880
2. He started off with $26,500, so we know we have to add that at the beginning. That is our y-intercept.
3. A function is written as y=mx+b. Y is what you are solving for. M is the constant change (x doesn't mean anything, it just tells us which number is m). B is the y-intercept, which is 26,500 in this case. Its what you are starting with. If he had no money, there would be nothing to start with. There would be no y-intercept.
4. Because he gets the same raise every year of 2880, that is constant. It does not change, but it increases constantly.
5. So, y=2880x+26500 is your answer.
Keisha bought a skirt for $34.00 and a pair of shoes for $48.00. Sales tax was 7% on her purchases
What was the amount of sales tax on her total purchase What was the total cost of her purchase? $
Answer: $86.67
Step-by-step explanation:
34 x 7% OR 34 x .07 = 2.38
Skirt = $36.38
47 x 7% = 3.29 47+3.29 = 50.29
50.29+36.38=86.67
Evaluate the expression a²-4ab + c²
if a = -2, b = 5 and c = -3.
BiUF = = A
Answer: 53
Given, expression:
a²- 4ab + c²Given values: a = -2, b = 5, c = -3
Substitute them inside the expression:
(-2)²- 4(-2)(5) + (-3)²distribute
(-2)²+ 40 + (-3)²evaluate
4 + 40 + 9simplify
53Please help I got this question wrong and I am not sure why
The partial derivatives for this problem are given as follows:
[tex]\frac{\partial z}{\partial x} = -\frac{x}{\sqrt{\frac{1 - x^2 - 4y^2}{7}}}[/tex][tex]\frac{\partial z}{\partial y} = -\frac{4y}{\sqrt{\frac{1 - x^2 - 4y^2}{7}}}[/tex]How to find the partial derivatives of a function?To find the partial derivatives of a function, we apply the same rules that we apply for complete derivatives, just considering the variables for which we are not deriving the function as constants.
For this problem, the function is given as follows:
x² + 4y² + 7z² = 1.
The function for z is given by:
7z² = 1 - x² - 4y²
[tex]z = \sqrt{\frac{1 - x^2 - 4y^2}{7}}[/tex]
As a function of x, the derivative will be given by:
[tex]\frac{\partial z}{\partial x} = -\frac{x}{\sqrt{\frac{1 - x^2 - 4y^2}{7}}}[/tex]
Because the derivative of the inside term as a function of x is of -2x, then we apply the derivative of the root and simplify -2 with 2.
For the derivative as a function of y, we follow the same procedure, with the lone difference being the the inside derivative is of -8y, then:
[tex]\frac{\partial z}{\partial y} = -\frac{4y}{\sqrt{\frac{1 - x^2 - 4y^2}{7}}}[/tex]
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Janna walks 1/5 of a mile each day to her mailbox and back. How many miles will Janna walk in 7 days?
A 1 2/5 miles
B 2 miles
C 1 mile
D 2 2/5 miles
Solve each inequality.
||3x −1|+5| <1
The solution for the x for the inequality ||3x −1|+5| <1 is x<7/3
In the given problem basically, ||3x −1|+5| <1, we are dealing with the absolute value, which for real numbers is referred to as the non-negative value of that number without regard for consideration to its sign. Denoted by the symbol "| |', it is also known as the modulus of the number, and also with the inequality, which is a non-equal comparison between two numbers, additional mathematical expressions.
the inequality equation we got is ||3x-1|+5|<1
now we are taking the absolute value of it, we get
=>3x + 1 + 5 < 1
subtracting 1, and 5 from both sides, we get
=>3x < 1 + 5 + 1
=>3x < 7
=>x < 7/ 3
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Solve. Check for extraneous solutions. √x=√x-8+2
x = 9 is not an extraneous solution of the equation.
√x=√(x-8) + 2
Squaring both the sides of the equation, we get
(√x)² = (√(x-8)+2)²
x = (✓(x - 8))² + 2² + 2(✓(x - 8))(2)
x = x - 8 + 4 + 2(✓(x - 8))(2)
Subtracting x on both the sides of the equation, we get
- 4 + 2(✓(x - 8))(2) = 0
Adding 4 on both the sides of the equation, we get
4(✓(x - 8)) = 4
Dividing both sides of the equation by 4, we get
(✓(x - 8)) = 1
Squaring again on both the sides of the equation
x - 8 = 1
x = 9
Check for extraneous solution by putting the value of x = 9 in the original equation, we get
✓9 = ✓(9 - 8) + 2
✓9 = ✓1 + 2
3 = 1 + 2
3 = 3
⇒ LHS = RHS
∴ x = 9 is not an extraneous solution of the equation.
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Select all that apply: 21 days is equal to... Question 6 options: 504 hours 30,240 minutes 1081404 seconds 3 weeks 1 month
by using the operation of multiplication, we get that 21 days is equal to 3 weeks, 504 hours, 30240 minutes and 1,814,400 seconds.
We are given the total number of days as 21.
Now, we know that:
In 1 week, we have 7 days.
So, in 3 weeks = 7 × 3 = 21 days.
Also, 1 day has = 24 hours.
So, by using multiplication, we get that:
21 days = 24 × 21 hours
= 504 hours
Also,
1 hour = 60 minutes
504 hours will be calculated again by using multiplication.
504 hours = 504 × 60 = 30240 minutes
30240 hours = 1,814,400 seconds.
Therefore, by using the operation of multiplication, we get that 21 days is equal to 3 weeks, 504 hours, 30240 minutes and 1,814,400 seconds.
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Your question was incomplete. Please refer the content below:
21 days is equal to:
a) 3 weeks
b) 504 hours
c) 30240 minutes
d) 1,814,400 seconds
e) 1081404 seconds
Select all the correct options that apply.
5004300 in standard form
Answer:
5004300
Step-by-step explanation:
This number is already in standard form, but I can help if you want it in scientific notation, etc.
what is 209.3 ÷ 80 i need the answer
Answer:
2.61625
Step-by-step explanation:
D CONGRUENCE 3 Calculate the values of x, y and z in the triangle below. 3 cm 5 cm x cm- 4 cm 2 cm -ycm->
Answer:
Step-by-step explanation:
b. Without doing the calculation, what is greatest number of restrictions the quotient x²+8 x+7 / x²-x-12 ÷ x²+2 x-8 / x²+13 x+24 could have? Explain.
According to the question, the given rational expression can be simplified which is shown below:
Rational expression = [tex](\frac{x^{2}+8x+7}{x^{2} -x-12)} /(\frac{x^{2} +2x-8}{x^{2} +13x+24} )[/tex]
To simplify the given rational expression which is also an polynomial expression by the method of factors rule. Performing factors on numerator as well as on denominator. And later divide them with each other.
Rational expression = [tex](\frac{(x+7)(x+1)}{(x-4)(x+3)}) /(\frac{(x+4)(x-2)}{x^{2} +13x+24} )[/tex]
The factors of the denominator term is not possible. Therefore, the given expression cannot be simplified.
What is polynomial expression?
Polynomial expression are those equation whose highest degree is two. It is also called as quadratic equation. And it is simplified by performing the factors on the given expressions.
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The question is in the picture attached below. Pls answer, will give 10 points. I know its less and its bcz I have only 13 points. When I get more, I will try to give it.
The missing terms in the given factorized expression are:
3x²y + 12xy² + 9xy = 3xy ( x + 4y + 3 )
What is an expression?An expression in math is a sentence with a minimum of two numbers or variables and at least one math operation.
We have,
_ x²y + _ y² + 9 _ = 3x _ ( _ + 4y + _ )
We need to fill the boxes and make sure that both sides are equal.
We will remove the bracket on the right side.
i.e 3x _ _ + 12xy_ + 3x_ _
Now,
_ x²y + _ y² + 9 _ = 3x _ _ + 12xy_ + 3x_ _
We will make,
_ x²y and 3x _ _ equal.
_ y² and 12xy_ equal.
9 _ and + 3x_ _ equal.
So,
(3)x²y = 3x (x)(y)
(12x)y² = 12xy(y)
9 (xy) = 3x(y)(3)
Thus the missing terms in the given factorized expression are:
3x²y + 12xy² + 9xy = 3xy ( x + 4y + 3 )
3x²y + 12xy² + 9xy = 3x²y + 12xy² + 9xy
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What is 362584 rounded to the nearest thousand
if -5c+6 =-69 what is the value of 6c - 15
three different angle in the diagram
Answer:
[tex] <por = x \: \: \: < ros = \beta \: \: \: pos = \gamma [/tex]
which one is right guys helppp
The linear equation of the graph is y = x - 5
What are linear equations?Linear equations are equations that have constant average rates of change. Note that the constant average rates of change can also be regarded as the slope or the gradient
How to determine the linear equation?The graph represents the given parameter
On the graph, we have the following points
(x, y) = (1, -4) and (5, 0)
Calculate the slope (m) using
m = (y2 - y1)/(x2 - x1)
So, we have
m = (0 + 4)/(5 - 1)
Evaluate
m = 1
The equation is then calculated as
y = m(x - x1) + y1
So, we have
y = 1 * (x - 5) + 0
Evaluate
y = x - 5
Hence, the linear equation of the graph is y = x - 5
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Help, pls this is urgent
9/3 - 1/6
[tex] \frac{9}{3} - \frac{1}{6} = \frac{9 \times 2}{3 \times 2} - \frac{1}{6} = \frac{18}{6} - \frac{1}{6} \\ \\ \frac{18 - 1}{6} = \frac{17}{6} = 2 \frac{5}{6} [/tex]
Answer: 2 5/6
Step-by-step explanation:
9/3-1/6 is 2 5/6 what you do is cross multiply 9/3 and 1/6 to get 18/6 and 1/6 then you subtract across