marine biologist claims that the mean length of mature female pink seaperch is different in fall and winter. A sample of 6 mature female pink seaperch collected as a mean length of 112 millimeters and a standard deviation of 15 millimeters. A sample of 8 mature female pink seaperch collected in winter has a mean length 99 millimeters and a standard deviation of 14 millimeters. At a=0.20, can you support the marine biologisť's claim? Assume the population variances are equal. Assume the samples are random and independent, and the populations are normally distributed. Complete parts (a) through (e) below. 01>1> - 20 O D. t>to (c) Find the standardized test statistic. t=(Type an integer or decimal rounded to three decimal places as needed.) (d) Decide whether to reject or fail to reject the null hypothesis. V the null hypothesis. (e) Interpret the decision in the context of the original claim. At the 20% significance level, V enough evidence to support the claim that the mean lengths of mature female pink seaperch are different in fall and

marine biologist claims that the mean length of mature female pink seaperch is different in fall and winter. A sample of 6 mature female pink seaperch collected as a mean length of 112 millimeters and a standard deviation of 15 millimeters. A sample of 8 mature female pink seaperch collected in winter has a mean length 99 millimeters and a standard deviation of 14 millimeters. At a=0.20, can you support the marine biologisť's claim? Assume the population variances are equal. Assume the samples are random and independent, and the populations are normally distributed. Complete parts (a) through (e) below. 01>1> - 20 O D. t>to (c) Find the standardized test statistic. t=(Type an integer or decimal rounded to three decimal places as needed.) (d) Decide whether to reject or fail to reject the null hypothesis. V the null hypothesis. (e) Interpret the decision in the context of the original claim. At the 20% significance level, V enough evidence to support the claim that the mean lengths of mature female pink seaperch are different in fall and

Name: A marine biologist claims that the mean length of mature female pink
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Description: A marine biologist claims that the mean length of mature female pink seaperch is different in fall and winter. A sample of 6 mature female pink seaperch collected in fahas a mean length of 112 millimeters and a standard deviation of 15 millimeters.

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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marine biologist claims that the mean length of mature female pink seaperch is different in fall and winter. À sample of 17 mature female pink seaperch collected in Il has a mean length of 111 millimeters and a standard deviation of 10 millimeters. A sample of 8 mature female pink seaperch collected in winter has a mean length E 98 millimeters and a standard deviation of 12 millimeters. At a = 0.10, can you support the marine biologist's claim? Assume the population variances are equal. ssume the samples are random and independent, and the populations are normally distributed. Complete parts (a) through (e) below. b) Find the critical value(s) and identify the rejection region(s). Enter the critical value(s) below. - 1.714,1.714 (Type an integer or decimal rounded to three decimal places as neded. Use a comma to separate answers as needed.) Select the correct rejection region(s) below. O A. -to to O D. t>to (c) Find the standardized test statistic. t3= =| (Type an integer or decimal…
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