A researcher claims that 62 of voters favor gun control. Identify the type II error for the test.
A) The error of rejecting the claim that the proportion favoring gun control is more than 62 when it really is more than 62.
B) The error of failing to reject the claim that the proportion favoring gun control is 62 when it is actually different than 62.
C) The error of rejecting the claim that the proportion favoring gun control is 62 when it really is less than 62.
Question 2
The principal of a middle school claims that test scores of the seventh-graders at his school vary less than the test scores of seventh-graders at a neighboring school, which have variation described by = 14.7.
Identify the type I error for the test.
A) The error of rejecting the claim that the standard deviation is at least 14.7 when it really is at least 14.7.
B) The error of rejecting the claim that the standard deviation is less than 14.7 when it really is less than 14.7.
C) The error of failing to reject the claim that the standard deviation is at least 14.7 when it is actually less than 14.7.
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