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Anna11 [10]
4 years ago
5

A university found that 10% of its students withdraw without completing the introductory statistics course. Assume that 20 stude

nts registered for the course.If you compute the binomial probabilities manually, make sure to carry at least four decimal digits in your calculations.a. Compute the probability that 2 or fewer will withdraw (to 4 decimals).b. Compute the probability that exactly 4 will withdraw (to 4 decimals).c. Compute the probability that more than 3 will withdraw (to 4 decimals).d. Compute the expected number of withdrawals.
Mathematics
1 answer:
Goshia [24]4 years ago
8 0

Answer:a) 0.6764

b) 0.0898

c)0.8099

d) 2

Step-by-step explanation:

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If f(x) = |x| and g(x) = |x| − 4, which translation is applied to f(x) to get g(x)?A.
Anika [276]
ANSWER

D. a vertical translation of f(x) four units downward

EXPLANATION

The given function are:

f(x)=|x|

and

g(x)=|x|-4.

We can rewrite g(x) in terms of f(x) to obtain:

g(x)=f(x)-4.

This means that, if the graph of f(x) is translated 4 units down, we obtain the graph of g(x).

Hence g(x) is a vertical translation of f(x) four units downward.

The correct choice is D.
6 0
3 years ago
Read 2 more answers
If QR=13 and PT=8, FIND QT of the rhombus​
evablogger [386]

Answer:

|QT|=10.2 units.

Step-by-step explanation:

The adjacent sides of a kite are equal.

\Rightarrow |PQ|=13=|QR|

Triangle PQT is a right triangle.

From the Pythagoras Theorem;

|QT|^2+|PT|^2=|PQ|^2

|QT|^2+8^2=13^2

|QT|^2+64=169

|QT|^2=169-64

|QT|=\sqrt{104}

|QT|=2\sqrt{26}

|QT|=10.2 units.

5 0
4 years ago
It takes 2/12 posters board to display half of your project.how many posters board will you need for you entire projects
blagie [28]
To get the full project, we can multiply by two.

2/12 x 2 = 4/12

This can be simplified

4/12 = 2/6 = 1/3

So the entire project will need 1/3 of the poster board.
4 0
4 years ago
PLS i need help! Here:<br> (math)
defon

Answer:

Step-by-step explanation:

length is 13 units

width is 2 units

area is 26 square units

area of triangle is 13 square units

3 0
3 years ago
Read 2 more answers
Use the diagram to answer the questions.
emmasim [6.3K]

Answer:

Line m is not parallel to Line n.

Line m is perpendicular to Line k

Step-by-step explanation:

1. Calculate slopes of n and m. N = -2 and M = -7/4. The two slopes aren't the same thus they are not parallel

2. Slope of m = -7/4 and k = 4/7. By definition of perpendicular these two fit the description. (to be perpendicular, k = -1/m

3 0
3 years ago
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