sample of group-participation adolescents had anaverage of M = 53.8.a. Does this sample provide enough evidence to con-clude that self-esteem scores for these adolescentsare significantly different from those of the generalpopulation? Use a two-tailed test with a = .05.b. Compute Cohen's d to measure the size of thedifference.c. Write a sentence describing the outcome of thehypothesis test and the measure of effect size as itwould apnear in a research report12Cobiast 4. Childhood participation in sports, cultural groups,and youth groups appears to be related to improvedself-esteem for adolescents (McGee, Williams,Howden-Chapman, Martin, & Kawachi, 2006). Ina representative study, a sample of n = 100 adoles-cents with a history of group participation is givena standardized self-esteem questionnaire. For thegeneral population of adolescents, scores on thisquestionnaire form a normal distribution with a meanof µ =%3D50 and a standard deviation of o = 15. The%3D

Given : Sample size, n = 100 Sample Mean, x = 53.8 We have to use a two-tailed test a) Null and…

a. Does this sample provide enough evidence to con- clude that self-esteem scores for these adolescents are significantly different from those of the general population? Use a two-tailed test with a b. Compute Cohen's d to measure the size of the difference. .05. c. Write a sentence describing the outcome of the hypothesis test and the measure of effect size as it would appear in a research report

a. Does this sample provide enough evidence to con- clude that self-esteem scores for these adolescents are significantly different from those of the general population? Use a two-tailed test with a b. Compute Cohen's d to measure the size of the difference. .05. c. Write a sentence describing the outcome of the hypothesis test and the measure of effect size as it would appear in a research report

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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