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Author Question: If a single die is rolled (a cube where the sides are numbered 1 through 6), the probability of ... (Read 112 times)

MGLQZ

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If a single die is rolled (a cube where the sides are numbered 1 through 6), the probability of rolling at least a 3 is 0.33.
 
  Indicate whether the statement is true or false

Question 2

In an effort to estimate the mean dollars spent per visit by customers of a food store, the manager has selected a random sample of 100 cash register receipts. The mean of these was 45.67 with a sample standard deviation equal to 12.30.
 
  Assuming that he wants to develop a 90 percent confidence interval estimate, which of the following is the margin of error that will be reported?A) About 2.02
  B) Nearly 50.20
  C) 1.645
  D) About 1.43



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bookworm410

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Answer to Question 1

FALSE

Answer to Question 2

A





 

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