A.   If the sample size is increased with the standard deviation and level kept the same, the confidence interval for the mean will increase. True False   B.   If the p value is more than alpha, we fail to reject the null hypothesis. True

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter12: Probability
Section12.4: Discrete Random Variables; Applications To Decision Making
Problem 10E
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A.   If the sample size is increased with the standard deviation and level kept the same, the confidence interval for the mean will increase.

  • True
  • False

 

B.   If the p value is more than alpha, we fail to reject the null hypothesis.

  • True
  • False

 

C.   When the decision is to fail to reject the null hypothesis, we have proved that the null hypothesis is true.

  • True
  • False

 

D.   Comparing the final exam scores of 15 online students and 15 on campus students is considered to be dependent.

  • True
  • False

 

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