Confidence Interval Interval Limit 0.5189 Interval Upper Limit 0.7311 47.What is the of ? A. 0.6250 B. -1.9600 C. 0.1061 D. 50 48.What is the margin of error? A. 0.6250 B. -1.9600 C. 0.1061 D. 50 Z Test of Hypothesis for the Proportion 49. What is the value of ? A. 1.645 Data B. 1.96 Null Hypothesis = 0.28  C. 2.326 Level of Significance 0.05 D. 2.576 Number of Items of Interest 480 Sample Size 2000 50. What are the limits of the confidence interval? A. 0.625 1.9600 Intermediate Calculations B. 0.625 0.0541 Sample Proportion 0.24 C. 0.625 0.1061 Standard Error 0.0100 D. 0.625 0.5189 Z Test Statistic -3.9841 For 51 to 55 Two-Tail Test Candidate GP is the front runner in the latest Lower Critical Value -1.9600 presidential survey with a rating of 28%. In this Upper Critical Value 1.9600 survey, 480 out of 2,000 respondents would vote for Candidate RD for presidency. Can we 0.0001 conclude that the true proportion of voters preferring Candidate RD is significantly different from 28% at the 5% significance level?Let P be Z Test of Hypothesis the true proportion of voters who chose for the Proportion Candidate RD to be the president at the moment the poll survey was conducted. Please refer to Data the given outputs. Null Hypothesis = 0.28  of Significance 0.05 Number of Items of Interest 480
Confidence Interval Interval Limit 0.5189 Interval Upper Limit 0.7311 47.What is the of ? A. 0.6250 B. -1.9600 C. 0.1061 D. 50 48.What is the margin of error? A. 0.6250 B. -1.9600 C. 0.1061 D. 50 49. What is the value of ? A. 1.645 B. 1.96 C. 2.326 D. 2.576 50. What are the limits of the confidence interval? A. 0.625 1.9600 B. 0.625 0.0541 C. 0.625 0.1061 D. 0.625 0.5189 For 51 to 55 Candidate GP is the front runner in the latest presidential survey with a rating of 28%. In this survey, 480 out of 2,000 respondents would vote for Candidate RD for presidency. Can we conclude that the true proportion of voters preferring Candidate RD is significantly different from 28% at the 5% significance level?Let P be the true proportion of voters who chose Candidate RD to be the president at the moment the poll survey was conducted. Please refer to the given outputs. Z Test of Hypothesis for the Proportion Data Null Hypothesis  = 0.28 Level of Significance 0.05 Number of Items of Interest 480 Sample Size 2000 Intermediate Calculations Sample Proportion 0.24 Standard Error 0.0100 Z Test Statistic -3.9841 Two-Tail Test Lower Critical Value -1.9600 Upper Critical Value 1.9600 0.0001 Z Test of Hypothesis for the Proportion Data Null Hypothesis  = 0.28 of Significance 0.05 Number of Items of Interest 480
statlit_term_3_finals.docx