The National Cancer Institute conducted a 2-year study to determine whether cancer death rates for areas near
Question:
a. Let p denote the proportion of the population in areas near nuclear power plants who die of cancer during a given year. The researchers at the Cancer Institute might have considered the two rival hypotheses of the form H0: p = value for areas without nuclear facilities Ha: p = value for areas without nuclear facilities Did the researchers reject H0 or fail to reject H0?
b. If the Cancer Institute researchers were incorrect in their conclusion that there is no increased cancer risk associated with living near a nuclear power plant, are they making a Type I or a Type II error? Explain.
c. Comment on the spokesperson’s last statement that no study can prove the absence of an effect. Do you agree with this statement?
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Related Book For
Statistics The Exploration & Analysis Of Data
ISBN: 9780840058010
7th Edition
Authors: Roxy Peck, Jay L. Devore
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