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Author Question: A die is rolled 4 times and the number of times that two shows on the upper face is counted. If this ... (Read 130 times)

amal

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on: Jul 25, 2018
A die is rolled 4 times and the number of times that two shows on the upper face is counted. If this experiment is repeated many times, find the mean for the random variable X, the number of twos.
 
  A) 1.33 B) 1 C) 0.67 D) 3.33

Question 2

Exam Scores: The exam scores, rounded to the nearest whole number, of all students in a given math course.
 
  A) Single-value grouping B) Cutpoint grouping
  C) None of these D) Limit grouping


ally

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Reply #1 on: Jul 25, 2018
Answer to Question 1

C

Answer to Question 2

D


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amal

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Reply #2 on: Jul 25, 2018
Thank you!


ally

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Reply #3 on: Jul 25, 2018
Always glad to help...


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