Consider the following hypothesis test. Ho: Hs 50 Hiu > 50 A sample of 60 is used and the population standard deviation is 8. Use the critical value approach to state your conclusion for each of the following sample results. Use a = 0.05. (Round your answers to two decimal places.) (a) x = 52.5 Find the value of the test statistic. 2.4206 State the critical values for the rejection rule. (If the test is one-tailed, enter NONE for the unused tail.) test statistic s test statistic 2 State your conclusion. O Reject Ho. There is insufficient evidence to conclude that µ > 50. O Do not reject Ho. There is sufficient evidence to conclude that u > 50. O Reject Ho. There is sufficient evidence to conclude that u > 50. Do not reject Ho. There is insufficient evidence to conclude that µ > 50. (b) x = 51 Find the value of the test statistic. State the critical values for the rejection rule. (If the test is one-tailed, enter NONE for the unused tail.) test statistic s test statistic 2

ENGR.ECONOMIC ANALYSIS
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Chapter1: Making Economics Decisions
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Consider the following hypothesis test.
Ho: Hs 50
На: и > 50
A sample of 60 is used and the population standard deviation is 8. Use the critical value approach to state your conclusion for each of the following sample results. Use
a = 0.05. (Round your answers to two decimal places.)
(а) х 3D 52.5
Find the value of the test statistic.
2.4206
State the critical values for the rejection rule. (If the test is one-tailed, enter NONE for the unused tail.)
test statistic <
test statistic >
State your conclusion.
Reject Ho. There is insufficient evidence to conclude that u > 50.
Do not reject Ho. There is sufficient evidence to conclude that u > 50.
Reject Ho. There is sufficient evidence to conclude that u > 50.
Do not reject Ho. There is insufficient evidence to conclude that u > 50.
(b) х %3D 51
Find the value of the test statistic.
State the critical values for the rejection rule. (If the test is one-tailed, enter NONE for the unused tail.)
test statistic <
test statistic >
O O O O
Transcribed Image Text:Consider the following hypothesis test. Ho: Hs 50 На: и > 50 A sample of 60 is used and the population standard deviation is 8. Use the critical value approach to state your conclusion for each of the following sample results. Use a = 0.05. (Round your answers to two decimal places.) (а) х 3D 52.5 Find the value of the test statistic. 2.4206 State the critical values for the rejection rule. (If the test is one-tailed, enter NONE for the unused tail.) test statistic < test statistic > State your conclusion. Reject Ho. There is insufficient evidence to conclude that u > 50. Do not reject Ho. There is sufficient evidence to conclude that u > 50. Reject Ho. There is sufficient evidence to conclude that u > 50. Do not reject Ho. There is insufficient evidence to conclude that u > 50. (b) х %3D 51 Find the value of the test statistic. State the critical values for the rejection rule. (If the test is one-tailed, enter NONE for the unused tail.) test statistic < test statistic > O O O O
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