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Burka [1]
3 years ago
6

Suppose a random variable, x, arises from a binomial experiment. If n = 25, and p = 0.85, find the variance. Round answer to 4 d

ecimal places. Answer:
Mathematics
1 answer:
Tamiku [17]3 years ago
8 0

Answer:

<u><em>a) P(X=1) = 0.302526</em></u>

<u><em>b) P(X=5) = 0.010206</em></u>

<u><em>c) P(X=3) = 0.18522</em></u>

<u><em>d) P(X≤3) = 0.92953</em></u>

<u><em>e) P(X≥5) = 0.010935</em></u>

<u><em>f) P(X≤4) = 0.989065</em></u>

<u><em></em></u>

<u><em></em></u>

<u><em>If helpful, please mark as brainliest! =)</em></u>

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3 0
2 years ago
Select the correct answer.
sp2606 [1]

The perimeter of the pentagon with apothem of 5cm is 28.87cm

<h3>How to calculate the perimeter of a pentagon</h3>

The sum of all the external sides of the pentagon is its perimeter.

First we need to calculate the half of one of its sides using the SOH CAH TOA

tan 30 = x/5

x = 5 tan 30

x = 2.89

One of the sides = 2(2.89) = 5.77 cm

Perimeter of th pentagon  = 5(5.77) = 28.87

Hence the perimeter of the pentagon with apothem of 5cm is 28.87cm

Learn more on perimeter of pentagon here: brainly.com/question/11484726

6 0
2 years ago
A 2-column table with 7 rows. Column 1 is labeled sample with entries 1, 2, 3, 4, 5, 6, 7. Column 2 is labeled Sample Mean with
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(B)136

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Edg 2020 your welcome luv <3

7 0
3 years ago
Read 2 more answers
A number squared increased by 5, is 41
Ksenya-84 [330]

Answer:

n² + 5 = 41          n = 6

Step-by-step explanation:

n² + 5 = 41

n² + 5 - 5 = 41 - 5

n² = 36

What squared equals 36? 6!

6² = 6 * 6 = 36

Check your answer!

6² + 5 = 41

36 + 5 = 41

41 = 41

Have a good night! :)


7 0
3 years ago
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