# Statistics 3 | Probability homework help

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Statistics 3 | Probability homework help
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Hi Everyone,

Review the criteria for a binomial in the announcements before selecting your problem.

Example

a) On this example we will examine the probability a couple who has 8 children and has exactly 5 boys.

b) Next we will look at the probability that they have more than 5 boys.

c) Finally we will look at the probability that they have at most 5 boys.

Assume a .5 chance of having a boy.

Solution can be solved using excel.

a) On this example we will examine the probability a couple who has 8 children has exactly 5 boys.

Type this in an excel cell

=binom.dist(5,8,.5,False)

and then hit enter

b) Next we will look at the probability that they have more than 5 boys.

Type this in an excel cell

=1-binom.dist(5,8,.5,True)

and then hit enter

c) Finally we will look at the probability that they have at most 5 boys.

Assume a .5 chance of having a boy.

Type this  in an excel cell

=binom.dist(5,8,.5,True)

and hit enter

Instructions:

• For your post, you will make up a problem similar to this example.
You MUST provide the correct answer for your problema key, so that classmates will know whether or not their answers to you are correct.
Let the classmate provide the details of how they worked the problem.
• Then, you will answer 2 classmate’s problems in detail.
(1) Copy the question, type the excel formulas in an excel spreadsheet and attach it to your post so everyone can check your work.
(2) Then, write a brief summary after the problem you copied in your post.

Instructions: Your initial post may not be 250 words. Please respond to at least 2 other students. Responses should be a minimum of 100 words

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