Say we are looking at 10 pairs of students and are comparing the number of hours they studied for their first test vs the number of hours they studied for their second test. At the 2% significance level, we are trying to determine if there is enough evidence to conclude that the number of hours that they studied for each test is different.

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Chapter4: Equations Of Linear Functions
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49
☆
Say we are looking at 10 pairs of students and are comparing the number of hours
they studied for their first test vs the number of hours they studied for their
second test. At the 2% significance level, we are trying to determine if there is
enough evidence to conclude that the number of hours that they studied for each
test is different.
What is the p-value for this test? Round to 4 decimal places.
Type your answer...
50
What would the lower bound of the 95% confidence interval be? Round to 2
decimal places.
Type your answer....
51
What would the upper bound of the 95% confidence interval be? Round to 2
decimal places.
Transcribed Image Text:49 ☆ Say we are looking at 10 pairs of students and are comparing the number of hours they studied for their first test vs the number of hours they studied for their second test. At the 2% significance level, we are trying to determine if there is enough evidence to conclude that the number of hours that they studied for each test is different. What is the p-value for this test? Round to 4 decimal places. Type your answer... 50 What would the lower bound of the 95% confidence interval be? Round to 2 decimal places. Type your answer.... 51 What would the upper bound of the 95% confidence interval be? Round to 2 decimal places.
JMP Output
Suppose you have the following JMP output:
4 Test Mean
Hypothesized Value
Actual Estimate
DF
Std Dev
Test Statistic
Prob > It
Prob t
Prob <t
-6
0
4.93
9
6.06118
t Test
2.5721
0.0301*
0.0150*
0.9850
-2 0 2 4 6
Confidence Intervals
Parameter Estimate Lower Cl Upper Cl 1-Alpha
4.93 0.594094 9.265906 0.950
6.061179 4.169092 11.06535 0.950
Mean
Std Dev
47
Transcribed Image Text:JMP Output Suppose you have the following JMP output: 4 Test Mean Hypothesized Value Actual Estimate DF Std Dev Test Statistic Prob > It Prob t Prob <t -6 0 4.93 9 6.06118 t Test 2.5721 0.0301* 0.0150* 0.9850 -2 0 2 4 6 Confidence Intervals Parameter Estimate Lower Cl Upper Cl 1-Alpha 4.93 0.594094 9.265906 0.950 6.061179 4.169092 11.06535 0.950 Mean Std Dev 47
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