Do Homework Genessis Macias pswwwmathxlcomStudentPlayerHomew

Do Homework Genessis Macias ps://www.mathxl.com/Student/PlayerHomeworkaspx?homeworkld-3 Student/PlayerHomework.aspx?homeworkld-307006409&questionld-3;&flushed-false;&cld; 3451184& Genessis Macias 12/10 ework: Chapter Nine Homework 9.2.6 Ex. Scores 1 of 4 pts Hw Score: 69.49% (41 of 59 pts) Use a significane level of a -0.1 to test the claim that pUse theTreatment Group given sample sizes and numbers of successes to find (a) the pooled estimate p. (b) the z test 25 of 28 complete Placebo Group estimate P. (b) the z test statistic, (e) the critical z-values,and () the P-value. H Help Me Soh n500 x 50 n- 720 x2-90 a view an Exar (a) P-0.115 (Round to three decimal places as needed.) Textbook (b)2 (Do not round until the final answer. Then round to two decimal places as needed.) Tech Help Print Enter your answe cick Check Anoer Question 22 (3/3) Ps 80 8

Solution

z- value = -1.35

Data
Hypothesized Difference	0
Level of Significance	0.1
Group 1
Number of Items of Interest	50
Sample Size	500
Group 2
Number of Items of Interest	90
Sample Size	720
Intermediate Calculations
Group 1 Proportion	0.1
Group 2 Proportion	0.125
Difference in Two Proportions	-0.025
Average Proportion	0.114754098
Z Test Statistic	-1.347396078
Two-Tail Test
Lower Critical Value	-1.644853627
Upper Critical Value	1.644853627
p-Value	0.177852703
Do not reject the null hypothesis