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Explain what is measured by the sample standard a sta with S а. deviation. b. Compute the estimated standard error for the sample mean and explain what is measured by the а. Но for ро fo b. H standard error 3. Find the estimated standard error for the sample mean for each of the following samples. a. n 9 with SS = 1152 b. n= 16 with SS= c. n = 25 with SS = 600 b 540 с. 4. Explain why t distributions tend to be flatter and more spread out than the normal distribution. 10. Ar 5 Find the t values that form the boundaries of the criti- cal region for a two-tailed test with a = .05 for each of the following sample sizes: = 4 0R b. n = 15 0 fro ad tre Wi а. п — a. DIC9R с. п %3D 24 6. Find the t value that forms the boundary of the critical region in the right-hand tail for a one-tailed test with a = .01 for each of the following sample sizes. TE a. п 3D 10 b. n 20 c. n 30 1. The following sample of n = 4 scores was obtained from a population with unknown parameters. Scores: 2, 2, 6, 2 11. a. Compute the sample mean and standard deviation. (Note that these are descriptive values that sum- marize the sample data.) D. Compute the estimated standard error for M. forantial value that describes

Explain what is measured by the sample standard a sta with S а. deviation. b. Compute the estimated standard error for the sample mean and explain what is measured by the а. Но for ро fo b. H standard error 3. Find the estimated standard error for the sample mean for each of the following samples. a. n 9 with SS = 1152 b. n= 16 with SS= c. n = 25 with SS = 600 b 540 с. 4. Explain why t distributions tend to be flatter and more spread out than the normal distribution. 10. Ar 5 Find the t values that form the boundaries of the criti- cal region for a two-tailed test with a = .05 for each of the following sample sizes: = 4 0R b. n = 15 0 fro ad tre Wi а. п — a. DIC9R с. п %3D 24 6. Find the t value that forms the boundary of the critical region in the right-hand tail for a one-tailed test with a = .01 for each of the following sample sizes. TE a. п 3D 10 b. n 20 c. n 30 1. The following sample of n = 4 scores was obtained from a population with unknown parameters. Scores: 2, 2, 6, 2 11. a. Compute the sample mean and standard deviation. (Note that these are descriptive values that sum- marize the sample data.) D. Compute the estimated standard error for M. forantial value that describes

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Explain what is measured by the sample standard a sta with S а. deviation. b. Compute the estimated standard error for the sample mean and explain what is measured by the а. Но for ро fo b. H standard error 3. Find the estimated standard error for the sample mean for each of the following samples. a. n 9 with SS = 1152 b. n= 16 with SS= c. n = 25 with SS = 600 b 540 с. 4. Explain why t distributions tend to be flatter and more spread out than the normal distribution. 10. Ar 5 Find the t values that form the boundaries of the criti- cal region for a two-tailed test with a = .05 for each of the following sample sizes: = 4 0R b. n = 15 0 fro ad tre Wi а. п — a. DIC9R с. п %3D 24 6. Find the t value that forms the boundary of the critical region in the right-hand tail for a one-tailed test with a = .01 for each of the following sample sizes. TE a. п 3D 10 b. n 20 c. n 30 1. The following sample of n = 4 scores was obtained from a population with unknown parameters. Scores: 2, 2, 6, 2 11. a. Compute the sample mean and standard deviation. (Note that these are descriptive values that sum- marize the sample data.) D. Compute the estimated standard error for M. forantial value that describes
Transcribed Image Text:Explain what is measured by the sample standard a sta with S а. deviation. b. Compute the estimated standard error for the sample mean and explain what is measured by the а. Но for ро fo b. H standard error 3. Find the estimated standard error for the sample mean for each of the following samples. a. n 9 with SS = 1152 b. n= 16 with SS= c. n = 25 with SS = 600 b 540 с. 4. Explain why t distributions tend to be flatter and more spread out than the normal distribution. 10. Ar 5 Find the t values that form the boundaries of the criti- cal region for a two-tailed test with a = .05 for each of the following sample sizes: = 4 0R b. n = 15 0 fro ad tre Wi а. п — a. DIC9R с. п %3D 24 6. Find the t value that forms the boundary of the critical region in the right-hand tail for a one-tailed test with a = .01 for each of the following sample sizes. TE a. п 3D 10 b. n 20 c. n 30 1. The following sample of n = 4 scores was obtained from a population with unknown parameters. Scores: 2, 2, 6, 2 11. a. Compute the sample mean and standard deviation. (Note that these are descriptive values that sum- marize the sample data.) D. Compute the estimated standard error for M. forantial value that describes
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