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OMIS 41 Final Question and answers already passed

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OMIS 41 Final Question and answers already passed OMIS 41 Final If there are two unbiased estimators of a population parameter, the one whose variance is smaller is said to be - correct answer relatively efficient The letter α in the formula for constructing a confidence interval estimat...

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  • November 5, 2024
  • 3
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • omis 41 final
  • omis 41 final question and answers already passed

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OMIS 41 Final
If there are two unbiased estimators of a population parameter, the one whose
variance is smaller is said to be - correct answer ✔relatively efficient


The letter α in the formula for constructing a confidence interval estimate of
the population mean is - correct answer ✔the level of significance


Which of the following increases confidence interval width - correct answer
✔decrease sample size


Type I error is committed if we make - correct answer ✔an incorrect decision
when the null hypothesis is true


The criterion always used to determine the appropriate null and alternative
hypotheses is - correct answer ✔the most expensive error should be type 1


The Food and Drug Administration is evaluating the effectiveness of a new
birth control pill developed by a major drug company. After extensive field
trials, the FDA analyzes the data utilizing inferential statistics. What null and
alternative hypotheses should the FDA use when testing the effectiveness of
this new pill - correct answer ✔H0: the pill is not effective
H1: the pill is effective


Suppose you choose the following answer in Question #12: H0: The pill being
tested is effective and is ready to be marketed to the general public. H1: The
pill being tested is not effective and should not be made available to the
general public. What would the Type I error be for these null and alternative
hypotheses - correct answer ✔pill is effective but not sold

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