A large company states in their promotional literature that 80% of their employees have college degrees. If 5 employees are selected at random from this company, what is the probability that all 5 will have college degrees?

Answers

Answer 1

Answer: 0.32768

Step-by-step explanation:

Let x= number of employees have college degree.

Binomial probability formula :

[tex]P(X=x)=\ ^nC_xp^x(1-p)^{n-x}[/tex] , where p probability of success in each trial , n= sample size, x= number of successes.

As per given , p =0.80 , n= 5 , x=5

[tex]P(x=5)=\ ^5C_5(0.8)^5(0.2)^{0}= (1)(0..8)^5(1)\ \ \ [\ ^nC_n=1]\\\\= 0.32768[/tex]

Hence , the probability that all 5 will have college degrees = 0.32768

Answer 2

Answer:

B) 0.3277 on Edge

Step-by-step explanation:

The other person was almost right, but Edge rounds it.


Related Questions

Please give me the correct answer ​

Answers

Answer:

it's answer is 3.75

Step-by-step explanation:

Hypotenuse (h) = 6.25

Perpendicular (p) = 5

base (b) = ?

By using Pythagoras theorem we get

b = √ ( h² - p²)

= √( 6.25)² - 5²

= √ 14.0625

= √(3.75)²

= 3.75

Hope it will help:)❤

By Pythagoras theorem, a^2+b^2=c^2

The answer is 3.75

For this 45-45-90 trinagle...??

Answers

Answer:

[tex] {x}^{2} + {x}^{2} = {(3 \sqrt{2} )}^{2} \\ 2 {x}^{2} = 18 \\ {x}^{2} = \frac{18}{2} \\ {x}^{2} = 9 \\ \boxed{x = 3}[/tex]

Therefore the length of the legs is 3.

For the person that help me earlier!

Answers

Answer:

y=-1

Step-by-step explanation:

the y line is the up down (vertical) line x is left right (horizontal) line

y=-1 means that the y value will always be over the -1 point on the x line

Answer:

x= -1

Step-by-step explanation:

just by looking at the graph you can see that the equation will be true when x is equal to negative 1

the slope here is undefined and there is no y-intercept, which is why the equation is just x=-1

Could anyone help me out please?

Answers

The answer is $95.55

Answer:

19.6

I am not sure of my answer

Joe is arranging video games on shelves. He has 48 playstation games and 36 xbox games, Each shelf will have the same number of playstation and xbox games. If Joe must place all of the videogames on shelves, what are the possible number of shelves Joe will use?

Answers

Answer:

2 shelves

3 shelves

4 shelves

6 shelves

12 shelves

Step-by-step explanation:

playstation games = 48

xbox games = 36

Each shelf will have the same number of playstation and xbox games.

Find the common multiples of 48 and 36

48 = 2, 3, 4, 6, 8, 12, 16, 24, 48

36 = 2, 3, 4, 6, 9, 12, 18, 36

The common multiples are 2, 3, 4, 6, and 12

Therefore, the possible number of shelves Joe will use is

2 shelves

3 shelves

4 shelves

6 shelves

12 shelves

hiiiiii please help me i’ll give brainliest if you give a correct answer

Answers

i think the answer is 70
320 cubes or 3/4 cubes
Step-by-step explanation:
3 1/3 inches = 10/3 inches
There are 10 lengths of 1/3 inch in 10/3 inches.
2 2/3 inches = 8/3 inches
There are 8 lengths of 1/3 inch in 8/3 inches.
1 1/3 inches = 4/3 inches
There are 4 lengths of 1/3 inch in 4/3 inches.
In the 3 1/3 inch by 2 2/3 inch by 1 1/3 inch box, you can place 10 by 8 by 4 cubes measuring 1/3 inch on the side.
10 * 8 * 4 = 320
Answer: 320 cubes

Danny "spent $37.35 on 15 gallons of gasoline. What was the price per gallon?"

Answers

Answer:

$2.49

Divide the total by the gallons, then you get the price per gallon

Step-by-step explanation:

The Top One please ASAP first one gets brainliest only if you actually answer

Answers

Step-by-step explanation:

3 books /minute

how many books in 3 hours

3 hours= 180 minutes

540 books in 3 hours

in 5 hours=300 minutes

900 books in 5 hours

in n hours

180*n books in n hours

Find the area of the triangle.

Answers

Answer:

its 10k

Step-by-step explanation:

10
would be what ur looking for

3. What is the equation in slope intercept
form of the line that passes through the
point (2,-2) and is perpendicular to the
line y =2/5x+2
A.
y= 2/5x - 7

B.
y=-2/5x+7

C.
y=5/2x-3

D.
y=-5/2x+3

Answers

Answer:

A

Step-by-step explanation:

If you plug in (2, -2) to each one, you would get -2= 5/2(2)-7

5/2 = 2.5 and 2.5 x 2 = 5, 5-7 does in fact equal the Y which is -2

please help me and ill mark brainlist also explain

Answers

Answer:

there is no question I'm sorry but I will take brainlyist

Please help whats 1 4/6 plus 3

Answers

Answer:

4 and 4/6

Step-by-step explanation:

Please help im running out of time

Answers

Answer:

B

Angle on a straight line is 180 degrees. Angle ABC is 90. You're given angle FBE as 47. So, it is 180-(90+47)= 43. That's the angle ABF.

Help me with this pls

Answers

Answer:

x=55

Step-by-step explanation:

90 degree angle

90-35=55

The answer is 55.

x and 35 are complimentary angles, meaning they are equal to 90. To find the value of x, you just need to subtract 35 from 90!

A boat travels 115 km in 3 hours. How far can it travel in 9 hours?

i need to turn this in now so pls helppppp

Answers

Answer:

345 km

Step-by-step explanation:

9 divided by 3 = 3

115 x 3 = 345

What do i do i didn’t understand?

Answers

Answer:

-1

Step-by-step explanation:

substitute (8-3) / -5

5 / -5

-1

from the height of a wall if a ladder 10 metre long place along the wall and its foot is 2 metre away from the wall.​

Answers

Answer:

height of the wall = 9.79 m

Step-by-step explanation:

This form a right angled triangle.

Hypotenuse = length of the ladder = 10 m

Base = length from foot of ladder to wall.

Altitude = height of the wall

Pythagorean's theorem,

base² + altitude² = hypotenuse²

  2² +  altitude² = 10²

4 +  altitude² = 100

      altitude² = 100 - 4

      altitude² = 96

      altitude = √96 = 9.79 m

Hey guys, I need this question in about 2 minutes, please help.

Answers

Answer:

Well I got 9 log 10 (2)/ 3-3log10 (5)

Please correct me if I am wrong

Step-by-step explanation:

You have to apply the rule alogc (b) (b^a)

= [tex]\frac{log10(\sqrt{8))^{4}-log10((\frac{1}{2}))^{3}) } }{3-6log10(\sqrt{5}) }[/tex]

\frac{\log _{10}\left(\frac{\left(\sqrt{8}\right)^4}{\left(\frac{1}{2}\right)^3}\right)}{3-6\log _{10}\left(\sqrt{5}\right)}

Z + y + 0 = z + y equals to what?

Answers

Answer:

y=0/0

Step-by-step explanation:

Step 1: Add -y to both sides.

y+z+−y=y+z+−y

z=z

Step 2: Add -z to both sides.

z+−z=z+−z

0=0

Step 3: Divide both sides by 0.

0/0=0/0

y=0/0

In the function y = 3x, what is the value of y when x = 3

Answers

9, plug 3 in for x and multiply 3(3)

Find the value of x answer: A.4 B.8 C.6.6 D.6

Answers

Answer:

The value of x is 4

Step-by-step explanation:

From what we can see in the diagram , the bigger triangle has lengths that are twice the smaller one

Thus, mathematically;

2(3x-4) = 16

3x - 4 = 8

3x = 8 + 4

3x = 12

x = 12/3

x = 4

Solve for the unknown variable ​

Answers

Answer:

Step-by-step explanation:

ayo

The area of the triangle below is 5.8 square meters. What is the length of the base?

Answers

Answer:

b=?(x)

h=2.9

A=5.8

A=b×h/2

5.8=2.9x/2

5.8×2=2.9x

11.6=2.9x

11.6/2.9=x

4=x

If area of the triangle  is 5.8 square meters then the length of the base is 4 meters.

What is Triangle?

A triangle is a three-sided polygon that consists of three edges and three vertices.

Area of the given triangle is five point eight square meters.

The height of the triangle is two point nine meter (2.9 m).

We need to find the length of the base.

Area of triangle =1/2×Base×Height

5.8 = 1/2 ×Base × 2.9

5.8=1.45 Base

Divide both sides by 1.45

Base = 5.8/1.45

Base = 4 meters

Hence, if area of the triangle  is 5.8 square meters then the length of the base is 4 meters.

To learn more on Triangles click:

https://brainly.com/question/2773823

#SPJ3

what is Negative 3 1/2 minus 1 5/6?

Answers

Answer:

-3 1/2 - 1 5/6 = -16/ 3  = -5 1/ 3

≅ -5.3333333

If y = 8 when x
8 when x = 3, find y when x = 45.

Answers

Answer:

y = 120

Step-by-step explanation:

y = kx ur finding k

8 = k 3 get k alone by dividing both sides by 3 --> 8/3 = k

k = 8/3

Y = 8/3 45 now your finding Y when x is 45

Y = 120

to make sure do 120 = 8/3 45 should equal the same

Pls help me It would help alot

Answers

Answer: A=4πr2

I really hope this helped!!

the surface area is approximately 1017.88 cm^2

Given h(x) = 5x + 2, find h(-6).

Answers

h(-6)=5(-6)+2 = -30+2= -28

In California, we need more rain to sustain the health of our natural environment, argriculture, and
economic. A group of statistics students in Oxnard College recorded the amount of rain during 2016-2017
school year, measuring the intensity by the inches of rain, and the results were,
4
Inches of Rain
Frequency
1 | 2
4 5
3
5
5
1
6
0
The mean (2) rain intensity: 2.6
7 inches (Please show your answer to 1 decimal place.)
The median rain intensity: || inches
Enter an integer or decimal number imore..l
The mode rain intensity: inches (Please separate your answers by", in the bimodal situation. Enter
DNE if there is no mode or if there are more than two modes.)
Question Help: Message instructor
Submit Question

Answers

Answer:

In California, we need more rain to sustain the health of our natural environment, argriculture, and economic. A group of statistics students in Oxnard College recorded the amount of rain during 2016-2017 school year, measuring the intensity by the inches of rain, and the results were:

Inches of Rain 1 2 3 4 5 6

Frequency 2 4 3 3 7 3

The mean (¯xx¯) rain intensity: ____ inches (Please show your answer to 1 decimal place.)

The median rain intensity: __3.8__ inches

Step-by-step explanation:

the answer is 3.8

Answer:

2.63 inches

3 inches

2, 3 inches

Step-by-step explanation:

The mean of the data is

[tex]\dfrac{1\times 4+2\times 5+3\times5+4\times4+5\times1+6\times0}{4+5+5+4+1+0}=2.63[/tex]

The mean rainfall is 2.63 inches.

The sum of the frequency is [tex]4+5+5+4+1+0=19[/tex]

which is odd so the median is at the

[tex]\dfrac{19+1}{2}=10[/tex] position

The cumulative frequency at 3 inches is 14.

So, the median is 3 inches of rain.

The mode will be 2, 3 inches of rain as they have the highest frequency.

Learn more about median, mode and mean here:

https://brainly.com/question/13829039

https://brainly.com/question/2018505

Please help me!!!!!
What are the vales of x and y?

Answers

Answer:

i only no y, y=4 I hope this helps

The graphs of the equations 4x - y = 6 and x + y = 4 intersect at
the point whose coordinates are
A. (2,-2)
B. (5, -1)
C. (1,3)
D. (2,2)

Answers

Solve by Substitution
D. X=2 Y=2.
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