Suppose a study reported that the average person watched 1.87 hours of television per day. A random sample of 15 people gave the number of hours of television watched per day shown. At the 5% significance level, do the data provide sufficient evidence to conclude that the amount of television watched per day last year by the average person differed from the value reported in the study? (Note: x= 3.033 hours and s= 1.337 hours.) HoiH Ha: H The test statistic is t=0. (Round to two decimal places as needed.) 2.2 3.4 3.4 2.1 2.5 2.3 6.2 2.6 1.9 2.2 2.8 1.7 2.5 4.0 5.7 Identify the critical value(s). Select the correct choice below and fill in the answer box within your choice. (Round to three decimal places as needed.) OA. The critical value is - ta = OB. The critical value is to = OC. The critical values are ±t/2 = ± the null hypothesis. The data television watched by the average person is 10 sufficient evidence to conclude that the amount of the value reported in the study.

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
Problem 11PPS
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Suppose a study reported that the average person watched 1.87 hours of television per day. A
random sample of 15 people gave the number of hours of television watched per day shown.
At the 5% significance level, do the data provide sufficient evidence to conclude that the
amount of television watched per day last year by the average person differed from the value
reported in the study? (Note: x= 3.033 hours and s= 1.337 hours.)
Hoi"
H₂: H
The test statistic is t =
(Round to two decimal places as needed.)
Identify the critical value(s). Select the correct choice below and fill in the answer box within your choice.
(Round to three decimal places as needed.)
OA. The critical value is - ta =
-0.
OB. The critical value is to =
OC. The critical values are ±t/2 = ±
the null hypothesis. The data
television watched by the average person is
2.2
3.4
3.4
2.5 2.3
2.1
6.2 2.6 1.9
2.2 2.8
2.5 4.0
1.7
5.7
sufficient evidence to conclude that the amount of
the value reported in the study.
E
Transcribed Image Text:Suppose a study reported that the average person watched 1.87 hours of television per day. A random sample of 15 people gave the number of hours of television watched per day shown. At the 5% significance level, do the data provide sufficient evidence to conclude that the amount of television watched per day last year by the average person differed from the value reported in the study? (Note: x= 3.033 hours and s= 1.337 hours.) Hoi" H₂: H The test statistic is t = (Round to two decimal places as needed.) Identify the critical value(s). Select the correct choice below and fill in the answer box within your choice. (Round to three decimal places as needed.) OA. The critical value is - ta = -0. OB. The critical value is to = OC. The critical values are ±t/2 = ± the null hypothesis. The data television watched by the average person is 2.2 3.4 3.4 2.5 2.3 2.1 6.2 2.6 1.9 2.2 2.8 2.5 4.0 1.7 5.7 sufficient evidence to conclude that the amount of the value reported in the study. E
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