Weight loss: In a study to determine whether counseling could help people lose weight, a sample of people experienced a group-based behavioral intervention, which involved weekly meetings with a trained interventionist for a period of six months. The following data are the numbers of pounds lost for 14 people. Assume the population is approximately normal. Perform a hypothesis test to determine whether the mean weight loss is greater than 13 pounds. Use the a = 0.05 level of significance and the P-value method with the TI-84 Plus calculator. 21.2 27.5 6.5 22.8 20 11.5 16.2 19.7 36.3 32.5 11.1 34.8 22.4 17.9 Send data to Excel Part: 0 / 5 Part 1 of 5 (a) State the appropriate null and alternate hypotheses. Ho: H₁: OO 0=0 0*0 μ

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Weight loss: In a study to determine whether counseling could help people lose weight, a sample of people experienced a group-based behavioral intervention,
which involved weekly meetings with a trained interventionist for a period of six months. The following data are the numbers of pounds lost for 14 people.
Assume the population is approximately normal. Perform a hypothesis test to determine whether the mean weight loss is greater than 13 pounds. Use the
a = 0.05 level of significance and the P-value method with the TI-84 Plus calculator.
21.2 27.5 6.5 22.8 20 11.5
19.7
Send data to Excel
Part: 0 / 5
16.2
36.3 32.5 11.1 34.8 22.4 17.9
Part 1 of 5
(a) State the appropriate null and alternate hypotheses.
Ho:
H₁:
This hypothesis test is a (Choose one) ▼ test.
0<0
0*0
X
O<O
H
0=0
B
Transcribed Image Text:Weight loss: In a study to determine whether counseling could help people lose weight, a sample of people experienced a group-based behavioral intervention, which involved weekly meetings with a trained interventionist for a period of six months. The following data are the numbers of pounds lost for 14 people. Assume the population is approximately normal. Perform a hypothesis test to determine whether the mean weight loss is greater than 13 pounds. Use the a = 0.05 level of significance and the P-value method with the TI-84 Plus calculator. 21.2 27.5 6.5 22.8 20 11.5 19.7 Send data to Excel Part: 0 / 5 16.2 36.3 32.5 11.1 34.8 22.4 17.9 Part 1 of 5 (a) State the appropriate null and alternate hypotheses. Ho: H₁: This hypothesis test is a (Choose one) ▼ test. 0<0 0*0 X O<O H 0=0 B
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