On average, a banana will last 7 days from the time it is purchased in the store to the time it is too rotten to eat. Is the mean time to spoil less if the banana is hung from the ceiling? The data show results of an experiment with 11 bananas that are hung from the ceiling. Assume that that distribution of the population is normal. 8.2, 7.6, 5.8, 7.6, 5.7, 7.1, 6.6, 5.9, 7.6, 7.7, 5.7 What can be concluded at the the a= 0.01 level of significance level of significance? a. For this study, we should use [z-test for a population proportion b. The null and alternative hypotheses would be: Ho: ? H₁ ? Select an answer Select an answer c. The test statistic ? (please show your answer to 3 decimal places.)

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On average, a banana will last 7 days from the time it is purchased in the store to the time it is too rotten
to eat. Is the mean time to spoil less if the banana is hung from the ceiling? The data show results of an
experiment with 11 bananas that are hung from the ceiling. Assume that that distribution of the population
is normal.
8.2, 7.6, 5.8, 7.6, 5.7, 7.1, 6.6, 5.9, 7.6, 7.7, 5.7
What can be concluded at the the a= 0.01 level of significance level of significance?
a. For this study, we should use [z-test for a population proportion
b. The null and alternative hypotheses would be:
Ho: ?
H1 ?
Select an answer
Select an answer
c. The test statistic?
d. The p-value =
e. The p-value is? ♥ a
f. Based on this, we should Select an answer the null hypothesis.
g. Thus, the final conclusion is that ...
(please show your answer to 3 decimal places.)
(Please show your answer to 4 decimal places.)
O The data suggest the populaton mean is significantly less than 7 at x = 0.01, so there is
statistically significant evidence to conclude that the population mean time that it takes for
bananas to spoil if they are hung from the ceiling is less than 7.
O The data suggest that the population mean time that it takes for bananas to spoil if they are
hung from the ceiling is not significantly less than 7 at x = 0.01, so there is statistically
insignificant evidence to conclude that the population mean time that it takes for bananas to
spoil if they are hung from the ceiling is less than 7.
O The data suggest the population mean is not significantly less than 7 at a = 0.01, so there is
statistically insignificant evidence to conclude that the population mean time that it takes for
bananas to spoil if they are hung from the ceiling is equal to 7.
Transcribed Image Text:On average, a banana will last 7 days from the time it is purchased in the store to the time it is too rotten to eat. Is the mean time to spoil less if the banana is hung from the ceiling? The data show results of an experiment with 11 bananas that are hung from the ceiling. Assume that that distribution of the population is normal. 8.2, 7.6, 5.8, 7.6, 5.7, 7.1, 6.6, 5.9, 7.6, 7.7, 5.7 What can be concluded at the the a= 0.01 level of significance level of significance? a. For this study, we should use [z-test for a population proportion b. The null and alternative hypotheses would be: Ho: ? H1 ? Select an answer Select an answer c. The test statistic? d. The p-value = e. The p-value is? ♥ a f. Based on this, we should Select an answer the null hypothesis. g. Thus, the final conclusion is that ... (please show your answer to 3 decimal places.) (Please show your answer to 4 decimal places.) O The data suggest the populaton mean is significantly less than 7 at x = 0.01, so there is statistically significant evidence to conclude that the population mean time that it takes for bananas to spoil if they are hung from the ceiling is less than 7. O The data suggest that the population mean time that it takes for bananas to spoil if they are hung from the ceiling is not significantly less than 7 at x = 0.01, so there is statistically insignificant evidence to conclude that the population mean time that it takes for bananas to spoil if they are hung from the ceiling is less than 7. O The data suggest the population mean is not significantly less than 7 at a = 0.01, so there is statistically insignificant evidence to conclude that the population mean time that it takes for bananas to spoil if they are hung from the ceiling is equal to 7.
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