If a data set is normally distributed, what percent of the data will lie below the mean
A) 99,7%
B)68%
C)50%
D)95%

Answers

Answer 1

Answer:

c

Step-by-step explanation:


Related Questions

round 5,816 to the nearest hundred

Answers

Answer:

5800

Step-by-step explanation:

that is to the nearest hundred

Answer:

5,800

Step-by-step explanation:

In 5,816. the number in the hundred place is the 8. The rule in rounding is 5 and above goes up, under 5 stay the same. The number after the 8 is the 1 and 1 is less than 5, so stays the same. So the 5,816 rounded to the hundred place is 5,800.

What is the reference angle for 7pi/6?
A. pi/6

B. pi/4

C. pi/3

D. 5pi/6

E. pi

Answers

Answer:

pi/6

got it right on plato

The graph above shows marnie's rate while walking. Which of the following is an ordered pair on the graph??
A.(2,100)
B.(3,200)
C.(4,250)
D.(8,500)

Answers

Answer:

A.(2,100)

have a nice day and I hope it helps

Answer:

A

Step-by-step explanation:

Plot the complex number 2 + 91 on the axes below.

Answers

Answer:

d

Step-by-step explanation:

Drac
write vowels along
the horizontal line and
number
of
times a vowel scoundring
along
the vertical axit​

Answers

i o u a e
...................
...............
............
........
......
...
..
.

Answer:

I o u a e

Step-by-step explanation:

these are the vowels

plz help with this question

Answers

Answer:

q⁸/16p¹²

Step-by-step explanation:

Use of formulas:

(a/b)⁻ⁿ = (b/a)ⁿ(aᵇ)ⁿ = aᵇⁿ

Simplifying

(2p³/q²)⁻⁴ =(q²/2p³)⁴ =(q²)⁴/(2p³)⁴ =q⁸/2⁴p¹² =q⁸/16p¹²

Answer:

[tex] { (\frac{2 {p}^{3} }{ {q}^{2} }) }^{( - 4)} = \frac{{2}^{(-4)} {p}^{(3 \times ( - 4))} }{ {q}^{(2 \times ( - 4))} } = \frac{ {p}^{ (- 12)} }{16 {q}^{( - 8)} }=\boxed{\frac{ {q}^{8} }{ 16{p}^{12} }} \\ [/tex]

q⁸/16p¹² is the right answer.

please help fast will mark brainliest

Answers

Answer:

(2,6)

Step-by-step explanation:

Hope this helps!

Answer:

x = 2; y = 6

Step-by-step explanation:

y=3x

x+y=8 [substitute y for 3x]

x+3x=8; 4x=8; x=2

if x=2, y=3x or y=3(2) = 6

A woman has a total of $ 13 , 000 to invest. She invests part of the money in an account that pays 10 % per year and the rest in an account that pays 11 % per year. If the interest earned in the first year is $ 1340 , how much did she invest in each account?

Answers

Answer:

5678

Step-by-step explanation:

Is the following conditional true?
If a number is rational, then it is a quotient of two integers.

Answers

Answer:

False

Step-by-step explanation:

The statement itself is wrong in the textbook is given that if a number is a rational then it si the additive inverse of the stsrement


Divide x3 + x2 - X+ 2 by r+ 4 using long division.

Answers

Answer:

6-x+2bry

Step-by-step explanation:

Answer:

Here are the steps required for Dividing by a Polynomial Containing More Than One Term (Long Division):

Step 1: Make sure the polynomial is written in descending order. If any terms are missing, use a zero to fill in the missing term (this will help with the spacing).

Step 2: Divide the term with the highest power inside the division symbol by the term with the highest power outside the division symbol.

Step 3: Multiply (or distribute) the answer obtained in the previous step by the polynomial in front of the division symbol.

Step 4: Subtract and bring down the next term.

Step 5: Repeat Steps 2, 3, and 4 until there are no more terms to bring down.

Step 6: Write the final answer. The term remaining after the last subtract step is the remainder and must be written as a fraction in the final answer.

Example 1 – Divide: Example 1

Guys I really need help ​

Answers

Answer:

What do you need help with

Step-by-step explanation:

What is the answer to 5 divided by 2/7

Answers

Answer:

17 1/2

Step-by-step explanation:

To divide a whole number and a fraction, write the whole number as a fraction (in this case, 5 becomes 5/1). Then, change the division symbol to a multiplication symbol. After that, you flip the second number and multiply. As you can see, you get 35/2 as the answer. To simplify that, divide 35 by 2. The answer becomes the whole number, the divisor becomes the denominator, and the remainder becomes the numerator. That means our simplified answer is 17 1/2.

13 POINTS
A plan for a dog house has a scale of 4 inches 1 fool. The plan shows the
measurements of the dog house Noor as 16 inches by 10 inches. Which is the actual
area of the dog house floor to the nearest tenth inch?
40,0 square feet
53.3 square feet
10.0 square feet
13.3 square feet

Answers

40,0 square feet because I’m smart

Rectangle N NN has an area of 5 55 square units. James drew a scaled version of Rectangle N NN and labeled it Rectangle P PP. Rectangle P Rectangle P What scale factor did James use to go from Rectangle N NN to Rectangle P PP?

Answers

Answer:

The scaled factor is 3.

Step-by-step explanation:

Consider the figure shown below:

It is given that: A rectangle N has an area of 5 square units. James drew a scaled version of Rectangle N and labeled it Rectangle P.

We need to find the scale factor which is used by James.

First, we will calculate the area of Rectangle P by counting the number of squares shown in the figure.

Area of rectangle P = 45 square unit

Let x be the scaled factor.

To scale the rectangle we need to multiply both the length and breadth of the rectangle N by x and the scaled area should be equal to 45.

[tex][x\times \text{Length} ][x \times \text{breadth}]=45[/tex]

[tex]x^2(\text{Length} \times \text{breadth})=45[/tex]

It is given that area of the rectangle N is 5 square units, so put length time breadth as 5.

[tex]x^2(5)=45[/tex]

[tex]x^2=9[/tex]

[tex]x=3[/tex]

Hence, the scaled factor is 3.

IF YOU READ THIS PLZ COME HELP ME IF YOU KNOW WHAT TO DO!!!
Apply the distributive property to create an equivalent expression.

1/2(2a - 6b+ 8) =


Answers

Answer:

dddddd

Step-by-step explanation:

please help. Will give brainliest!!

Answers

Answer:

A.

Step-by-step explanation:

For starters, we can combine like terms. we can combine -3 with -2 to get -5, and [tex]\frac{3}{5} x[/tex] with [tex]\frac{-1}{5} x[/tex] to get [tex]\frac{2}{5} x[/tex]. Now, we have [tex]\frac{2}{5} x-5[/tex] as our final answer, or answer A. Also, brainliest is not necessary. Hope this helps!

Jalan is going to the moon. To get there, he has to travel at a 70 degree angle of elevation. If the moon is straight above the earth. It would be 200,000 miles away (in other words, the vertical distance to the moon from the earth is 200,000 miles). Find the distance Jalan travels to get to the moon.

Answers

Answer: 212,836

Step-by-step explanation:

find what x =_______​

Answers

Answer:

x=18

Step-by-step explanation:

ok, so you mulityply base and hieght then divide by 2

your base is 6 and your height is 6

6x6=36

36/2=18

your welcome

answer: x=18
hope it helps !!!

a ball is randomly selected from a bag conraining 12 yellow balls,5red balls,and 7 white balls. find p(white ball). round to the nearest hundredth if necessary?

Answers

Answer:

P(white ball)=0.29

Step-by-step explanation:

12 yellow balls

5 red balls

7 white balls

12+5+7=24

so 24 balls in the bag

[tex]\frac{7}{24}[/tex]=0.2916

rounded to the nearest is 0.29

checkers is one of the oldest board games still played today. the oldest known checkerboard is over 5,000 years old. a standard checkerboard is square and has an area of 64 square inches. what is the length of one side of the board? PLEASE HELP

Answers

Answer:

I think its 8 because 8 plus 8 is 64

PLS HELPP MEEEE!!!!!

I believe it is not linear am I right?

Answers

Answer:

It is not linear

Step-by-step explanation:

Lemme see....


You estimate that there are 75 marbles in a jar. The actual amount is 82 marbles. Find the percent error.

Answers

Answer:Percent Error:: 33 1/3 %

Step-by-step explanation:hope this helps and sorry if its wrong

If i roll 2 dice what is the probability that neither of them are prime nor even?

Answers

Answer:

There are 3 prime numbers shown on the die: 2, 3 and 5. The probability of showing a prime number on a single die is 1/2, hence the probability of not showing a prime number is also 1/2. Total possible outcomes when two dice are rolled = 6*6 = 36. Total possible outcomes when two dice are rolled = 6*6 = 36.

What is the measure of U? A. 66 B. Cannot be determined C. 74 D. 70

Answers

Answer: B. Cannot be determined

Step-by-step explanation:

Answer:70

Step-by-step explanation:

Based on the information presented what do think Manny should decide? Option #1: Keep the old car Option #2: Buy the fuel-efficient used car Option # Number

Answers

Answer:

Manny should keep the old car since he gets to spend less on it in three years compared to getting the fuel-efficient car.

Step-by-step explanation:

Step 1:

Number of miles Manny commutes per week = 160

Cost per gallon of gasoline. = $2.9

Mileage of old car = 20 miles per gallon

Maintenance cost per year of old car = $760

Cost of new car = $7000

Maintenance cost per month of new car = $10

Mileage of new car = 31 miles per gallon

Step 2:

There are 52 weeks in a year. Total distance Manny will commute in 3 years = 160 * 52 * 3 = 24960 miles

Maintenance cost of old car in 3 years = $760 * 3 = $2280

Maintenance cost of new car in 3 years = $10/month * 12 months * 3 = $360

Gasoline usage of old car in 3 years = 24960 miles/20 miles per gallon = 1248 gallons

Cost of gasoline = 1248 * $2.9 = $3619.2

Gasoline usage of new car in 3 years = 24960 miles/31 miles per gallon

Cost of gasoline = $2.9 * 24960 miles/31 miles per gallon = $2334.97 or approximately $2335

Step 3:

Total expenditure on old car for 3 years = $2280 + $3619.2 = $5899.2

Total expenditure on new car for 3 years = $7000 + $360 + $2335 = $9695

From the calculations above, Manny will spend $5899.2 on the old car compared to $9695 on the new car in three years.

Therefore, Manny should keep the old car since he gets to spend less on it in three years compared to getting the fuel-efficient car.

Solve for k in the equation 12 = 4(k - 6)

Answers

Answer:

12 = 4 (k - 6) (use the distributive property to get rid of the parentheses)

12 = 4k -24 (add 24 to both sides to isolate the k-term)

36 = 4k (divide both sides by 4 to get k all alone)

k = 9 (your answer)

Step-by-step explanation:

I hope this helped :))

simplify:-5 1/4-(-7 1/2)

Answers

Answer:

D. 2 1/4.

Step-by-step explanation:

First, convert both -5 1/4 and -7 1/2 into improper fraction. These would be -21/4 and -15/2.

-21/4 - (-15/2)

Two negatives in a row make a positive.

-21/4 + 15/2

Double both the numerator and denominator of 15/2 to make it have the same denominator as -21/4. This would 30/4.

-21/4 + 30/4

Put -21 + 30 over 4 to make it a single fraction.

(-21 + 30)/4

Add -21 and 30 to get 9.

9/4

Convert 9/4 into a mixed number: 2 1/4

The answer to -5 1/4 - (-7 1/2) is 2 1/4, which is D.

The value of seven in 17.92 is what times as much as the value of seven in 92.17

Answers

Answer:

100

Step-by-step explanation:

In 17.92, the 7 is in the ones digit, so its value is 7.

In 92.17, the 7 is in the hundredth digit, so its value is 0.07

7 is 100 times 0.07

You want to put $2,500 in a simple interest account. It has a 4% annual interest rate. How long must you invest that money to earn $500 in iterest?

Answers

That would be 2500 divided 4

Then add $500

Answer:

5 years

Step-by-step explanation:

2500 x 0.04 = 100

500/100 = 5

Write an equation of the line with the given slope that contains the given point.

a) Q(5,2), slope -2​

Answers

Answer:

[tex]y=-2x+12[/tex]

Step-by-step explanation:

We can use the point-slope form given by:

[tex]y-y_1=m(x-x_1)[/tex]

Where m is the slope and (x₁, y₁) is a point.

So, we will substitute -2 for m and (5, 2) for (x₁, y₁). This gives us:

[tex]y-(2)=-2(x-(5))[/tex]

Simplify:

[tex]y-2=-2(x-5)[/tex]

Distribute:

[tex]y-2=-2x+10[/tex]

Add 2 to both sides. Hence, our equation is:

[tex]y=-2x+12[/tex]

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