n article reported the following frequencies with which ethnic characters appeared in recorded commercials that aired on Philadelphia television stations. African American Ethnicity: Frequency: 59 USE SALT Asian Caucasian Hispanic a recent census, the proportions for these four ethnic groups are 0.177, 0.030, 0.734, and 0.059, respectively. Does the data suggest that the proportions in commercials are different from the census proportions? Carry out a test of appropriate hypotheses using a significance level of 0.01. (Le PP₂, and p be the population proportions of the four ethnic groups (African American, Asian, Caucasian, and Hispanic respectively) appearing in commercials on Philadelphia television stations.) tate the appropriate hypotheses. Ho: P₂ -0.145, P₂ -0.027, p=0.809, P4 -0.020 H.: at least one p, P Ho: P₁0.177, P₂-0.030, P₂-0.734, P4 -0.059 H.: at least one p, *P O Ho: Pg P₂P-P-0.250 H.: at least one p, * 0.25 330 O Ho: P₂ -0.059, P₂-0.011, P₂-0.330, P-0.008 H₁: at least one p, Po What can be said about the P-value for the test? O P-value < 0.005 O 0.005 < P-value < 0.01 O 0.01 < P-value < 0.025 alculate the test statistic. (Round your answer to two decimal places.) 2-[ O 0.025 < P-value < 0.05 O 0.05 < P-value < 0.10 OP-value > 0.10 8 tate the conclusion in the problem context. O Fail to reject H. There is enough evidence to conclude that at least one of the racial proportions in commercials is a match to the census proportions.
n article reported the following frequencies with which ethnic characters appeared in recorded commercials that aired on Philadelphia television stations. African American Ethnicity: Frequency: 59 USE SALT Asian Caucasian Hispanic a recent census, the proportions for these four ethnic groups are 0.177, 0.030, 0.734, and 0.059, respectively. Does the data suggest that the proportions in commercials are different from the census proportions? Carry out a test of appropriate hypotheses using a significance level of 0.01. (Le PP₂, and p be the population proportions of the four ethnic groups (African American, Asian, Caucasian, and Hispanic respectively) appearing in commercials on Philadelphia television stations.) tate the appropriate hypotheses. Ho: P₂ -0.145, P₂ -0.027, p=0.809, P4 -0.020 H.: at least one p, P Ho: P₁0.177, P₂-0.030, P₂-0.734, P4 -0.059 H.: at least one p, *P O Ho: Pg P₂P-P-0.250 H.: at least one p, * 0.25 330 O Ho: P₂ -0.059, P₂-0.011, P₂-0.330, P-0.008 H₁: at least one p, Po What can be said about the P-value for the test? O P-value < 0.005 O 0.005 < P-value < 0.01 O 0.01 < P-value < 0.025 alculate the test statistic. (Round your answer to two decimal places.) 2-[ O 0.025 < P-value < 0.05 O 0.05 < P-value < 0.10 OP-value > 0.10 8 tate the conclusion in the problem context. O Fail to reject H. There is enough evidence to conclude that at least one of the racial proportions in commercials is a match to the census proportions.
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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