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Author Question: For a normal distribution, a negative value of z indicates a. a mistake has been made in ... (Read 75 times)

pepyto

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on: Aug 1, 2018
For a normal distribution, a negative value of z indicates
 a. a mistake has been made in computations, because z is always positive.
  b. the area corresponding to the z is negative.
  c. the z is to the left of the mean.
  d. the z is to the right of the mean.

Question 2

Seventy percent of the students applying to a university are accepted. Using the binomial probability tables, what is the probability that among the next 18 applicants
 a. At least 6 will be accepted?
  b. Exactly 10 will be accepted?
  c. Exactly 5 will be rejected?
  d. Fifteen or more will be accepted?
  e. Determine the expected number of acceptances.
  f. Compute the standard deviation.


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recede

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Reply #1 on: Aug 1, 2018
Answer to Question 1

c

Answer to Question 2

a . 0.9986
b. 0.0811
c. 0.2017
d. 0.1646
e. 12.6
f. 1.9442


pepyto

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Reply #2 on: Aug 1, 2018
TY


recede

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Reply #3 on: Aug 1, 2018
You're welcome


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