Part 2: Two-Sample T Methods The following data show the results of two random samples that measured the average number of minutes per charge for AA Lithium-ion (Li-ion) rechargeable batteries versus Nickel-Metal Hydride (NiMH) rechargeable batteries. Click this button to reveal the data. Click again to collapse it. Li-ion NiMH 113 90 101 95 93 93 90 95 104 101 91 90 102 103 106 92 108 93 100 84 92 92 91 90 94 95 89 91 93 95 93 Click Download CSV to download csv file of data. After downloading the file, you must save it as an Excel Workbook. Otherwise, your tables and graphs will not be saved properly. If you want to do well, please avoid using Google sheets. Perform a hypothesis test using significance level (a) - 0.03 to determine if the true average number of minutes per charge for NiMH batteries is different from that for Li-ion batteries.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
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Part 2: Two-Sample T Methods
The following data show the results of two random samples that measured the average number of minutes
per charge for AA Lithium-ion (Li-ion) rechargeable batteries versus Nickel-Metal Hydride (NiMH)
rechargeable batteries.
Click this button to reveal the data. Click again to collapse it.
Li-ion NiMH
113
90
101
95
93
93
90
95
104
101
91
90
102
103
106
92
108
93
100
84
92
92
91
90
94
95
89
91
93
95
93
Click Download CSV to download csv file of data.
After downloading the file, you must save it as an Excel Workbook. Otherwise, your tables and graphs
will not be saved properly.
If you want to do well, please avoid using Google sheets.
Perform a hypothesis test using significance level (ax) = 0.03 to determine if the true average number of
minutes per charge for NiMH batteries is different from that for Li-ion batteries.
Transcribed Image Text:Part 2: Two-Sample T Methods The following data show the results of two random samples that measured the average number of minutes per charge for AA Lithium-ion (Li-ion) rechargeable batteries versus Nickel-Metal Hydride (NiMH) rechargeable batteries. Click this button to reveal the data. Click again to collapse it. Li-ion NiMH 113 90 101 95 93 93 90 95 104 101 91 90 102 103 106 92 108 93 100 84 92 92 91 90 94 95 89 91 93 95 93 Click Download CSV to download csv file of data. After downloading the file, you must save it as an Excel Workbook. Otherwise, your tables and graphs will not be saved properly. If you want to do well, please avoid using Google sheets. Perform a hypothesis test using significance level (ax) = 0.03 to determine if the true average number of minutes per charge for NiMH batteries is different from that for Li-ion batteries.
Group 1 Sample Mean:
Group 1 Sample Standard Deviation:
Group 1 Sample Size:
Group 2 Sample Mean:
Group 2 Sample Standard Deviation:
Group 2 Sample Size:
Alpha (Significance Level):
Hypothesized Mean Difference:
Degrees of Freedom:
5 Standard Error (SE)
Test Statistic:
3 P(T<=t) one-tail
P(T<=t) two-tail
Margin of Error (ME)
1 Lower Limit
2 Upper Limit
17
14
0.03
#DIV/0!
1-Conf level
0 This usually is zero
0
= SQRT(Variance)
#DIV/0!
#DIV/0!
#DIV/0!
#DIV/0!
#DIV/0!
#DIV/0!
= SQRT(Variance)
Transcribed Image Text:Group 1 Sample Mean: Group 1 Sample Standard Deviation: Group 1 Sample Size: Group 2 Sample Mean: Group 2 Sample Standard Deviation: Group 2 Sample Size: Alpha (Significance Level): Hypothesized Mean Difference: Degrees of Freedom: 5 Standard Error (SE) Test Statistic: 3 P(T<=t) one-tail P(T<=t) two-tail Margin of Error (ME) 1 Lower Limit 2 Upper Limit 17 14 0.03 #DIV/0! 1-Conf level 0 This usually is zero 0 = SQRT(Variance) #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! #DIV/0! = SQRT(Variance)
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