d) Calculate your test statistic. (Round your final answer to two decimal places.) e) Calculate your p-value. (Round your final answer to four decimal places.) f) Do you reject the null hypothesis? O We reject the null hypothesis, since the p-value is less than the significance level. O We reject the null hypothesis, since the p-value is not less than the significance level. O We do not reject the null hypothesis, since the p-value is less than the significance level. O We do not reject the null hypothesis, since the p-value is not less than the significance level. g) Select the statement below that best represents the conclusion that can be made. O There is sufficient evidence to warrant rejection of the claim that the mean weight of the fish in the John H. Kerr Reservoir is greater than 40 pounds. O There is not sufficient evidence to warrant rejection of the claim that the mean weight of the fish in the John H. Kerr Reservoir is greater than 40 pounds. O The sample data support the claim that the mean weight of the fish in the John H. Kerr Reservoir is greater than 40 pounds. O There is not sufficient sample evidence to support the claim that the mean weight of the fish in the John H. Kerr Reservoir is greater than 40 pounds.

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Chapter1: Starting With Matlab
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represents the summary statistics for 44 blue catfish caught at this reservoir, and a 0.05 significance level
to test the claim that the mean weight of the fish in the John H. Kerr Reservoir is greater than 40 pounds.
n = 44; = 40.76 pounds; s = 5.12 pounds
a) kdentify the null and alternative hypotheses?
Ho:
=V 40
H.:p>v40
b) What type of hypothesis test should you conduct (left-, right-, or two-tailed)?
O left-tailed
O right-tailed
O two-tailed
c) Identify the appropriate significance level.
0.05
d) Calculate your test statistic. (Round your final answer to two decimal places.)
e) Calculate your p-value. (Round your final answer to four decimal places.)
f) Do you reject the null hypothesis?
O We reject the null hypothesis, since the p-value is less than the significance level.
O We reject the null hypothesis, since the p-value is not less than the significance level.
O We do not reject the null hypothesis, since the p-value is less than the significance level.
O We do not reject the null hypothesis, since the p-value is not less than the significance level.
e) Select the statement below that best represents the conclusion that can be made.
O There is sufficient evidence to warrant rejection of the claim that the mean weight of the fish in the
John H. Kerr Reservoir is greater than 40 pounds.
O There is not sufficient evidence to warrant rejection of the claim that the mean weight of the fish in
the John H. Kerr Reservoir is greater than 40 pounds.
The sample data support the claim that the mean weight of the fish in the John H. Kerr Reservoir is
greater than 40 pounds.
O There is not sufficient sample evidence to support the claim that the mean weight of the fish in the
John H. Kerr Reservoir is greater than 40 pounds.
Transcribed Image Text:represents the summary statistics for 44 blue catfish caught at this reservoir, and a 0.05 significance level to test the claim that the mean weight of the fish in the John H. Kerr Reservoir is greater than 40 pounds. n = 44; = 40.76 pounds; s = 5.12 pounds a) kdentify the null and alternative hypotheses? Ho: =V 40 H.:p>v40 b) What type of hypothesis test should you conduct (left-, right-, or two-tailed)? O left-tailed O right-tailed O two-tailed c) Identify the appropriate significance level. 0.05 d) Calculate your test statistic. (Round your final answer to two decimal places.) e) Calculate your p-value. (Round your final answer to four decimal places.) f) Do you reject the null hypothesis? O We reject the null hypothesis, since the p-value is less than the significance level. O We reject the null hypothesis, since the p-value is not less than the significance level. O We do not reject the null hypothesis, since the p-value is less than the significance level. O We do not reject the null hypothesis, since the p-value is not less than the significance level. e) Select the statement below that best represents the conclusion that can be made. O There is sufficient evidence to warrant rejection of the claim that the mean weight of the fish in the John H. Kerr Reservoir is greater than 40 pounds. O There is not sufficient evidence to warrant rejection of the claim that the mean weight of the fish in the John H. Kerr Reservoir is greater than 40 pounds. The sample data support the claim that the mean weight of the fish in the John H. Kerr Reservoir is greater than 40 pounds. O There is not sufficient sample evidence to support the claim that the mean weight of the fish in the John H. Kerr Reservoir is greater than 40 pounds.
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