Question
The following two hypotheses are tested: Ho: The average body mass index of UF students is 22 Ha: The average body mass index of UF
The following two hypotheses are tested:
Ho: The average body mass index of UF students is 22
Ha: The average body mass index of UF students is more than 22
Which of the situations below corresponds to a Type II error.
We conclude that the average body mass index of UF students is more than 22 when in fact it is 22.
We fail to conclude that the average body mass index of UF students is more than 22 when in fact it is more than 22.
In which of the following situations can we NOT use the one sample z-test for a population proportion.
p-hat = 0.25, n = 80
p-hat = 0.7, n = 50
p-hat = 0.45, n = 30
p-hat = 0.08, n = 100
In which of the following situations can we NOT use the one sample t-test for a population mean.
Small Sample, Variable is Not Normally Distributed
Large Sample, Variable is Normally Distributed
Small Sample, Variable is Normally Distributed
Large Sample, Variable is Not Normally Distributed
The following two hypotheses are tested:
Ho: The proportion of UF students who have abused prescription drugs is 8%
Ha: The proportion of UF students who have abused prescription drugs is not 8%
If the test statistic is -2.32, the p-value would be
0.0204
0.9898
0.0102
0.0051
0.9796
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