Find a 90 percent confidence interval for the difference between the proportions of Group l and Group 2.Let p1 represent the population proportion of the people in group 1 who are in favor of new packaging and Let p2 represent the population proportion of the people in group 2 who are in favor of new packaging,where 1 = .21,
2 = .13,n1= 300,n2 = 400.
A) (.0472 .1128)
B) (.0510 .1090)
C) (.0232 .1368)
D) (.0324 .1276)
Correct Answer:
Verified
Q86: At Q87: Find a 99 percent confidence interval Q88: A fast food company uses two management-training Q89: A fast food company uses two Q90: A fast food company uses two Q92: Calculate the t statistic for testing equality Q93: Let p1 represent the population proportion of Q94: Calculate the pooled variance where sample 1 Q95: When we test H0: µ1- µ2 Q96: A fast food company uses two management-training
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents