. For this study, we should use Sele . The null and alternative hypothese Ho: ?vSelect an answerv H: ?Select an answerv c. The test statistic ?v =

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Only about 18% of all people can wiggle their ears. Is this percent lower for millionaires? Of the 344
millionaires surveyed, 58 could wiggle their ears. What can be concluded at the a = 0.01 level of
significance?
a. For this study, we should use Select an answer
b. The null and alternative hypotheses would be:
Ho: |?v Select an answerv
(please enter a decimal)
H: ?vSelect an answerv
(Please enter a decimal)
C. The test statistic ?v =
(please show your answer to 3 decimal places.)
d. The p-value =
(Please show your answer to 3 decimal places.)
e. The p-value is ?v a
f. Based on this, we should Select an answerv the null hypothesis.
g. Thus, the final conclusion is that ...
O The data suggest the population proportion is not significantly lower than 18% at a = 0.01, so
there is statistically insignificant evidence to conclude that the population proportion of
millionaires who can wiggle their ears is lower than 18%.
O The data suggest the populaton proportion is significantly lower than 18% at a = 0.01, so there
is statistically significant evidence to conclude that the population proportion of millionaires
who can wiggle their ears is lower than 18%.
The data suggest the population proportion is not significantly lower than 18% at a = 0.01, so
there is statistically significant evidence to conclude that the population proportion of
millionaires who can wiggle their ears is equal to 18%.
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Transcribed Image Text:Only about 18% of all people can wiggle their ears. Is this percent lower for millionaires? Of the 344 millionaires surveyed, 58 could wiggle their ears. What can be concluded at the a = 0.01 level of significance? a. For this study, we should use Select an answer b. The null and alternative hypotheses would be: Ho: |?v Select an answerv (please enter a decimal) H: ?vSelect an answerv (Please enter a decimal) C. The test statistic ?v = (please show your answer to 3 decimal places.) d. The p-value = (Please show your answer to 3 decimal places.) e. The p-value is ?v a f. Based on this, we should Select an answerv the null hypothesis. g. Thus, the final conclusion is that ... O The data suggest the population proportion is not significantly lower than 18% at a = 0.01, so there is statistically insignificant evidence to conclude that the population proportion of millionaires who can wiggle their ears is lower than 18%. O The data suggest the populaton proportion is significantly lower than 18% at a = 0.01, so there is statistically significant evidence to conclude that the population proportion of millionaires who can wiggle their ears is lower than 18%. The data suggest the population proportion is not significantly lower than 18% at a = 0.01, so there is statistically significant evidence to conclude that the population proportion of millionaires who can wiggle their ears is equal to 18%. Hint: Help Helpful Videos: Calculations (+] Setup [+] Interpretations
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