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uestion 2: n international private school called IWB has two branches in the GCC countries, one Oman and another in Kuwait. IWB manager believes that there is no difference in the dent enrollment rate for their branch in Oman and the branch in Kuwait. A random mple of 25 students from Oman's branch was selected. The student enrollment rate in e sample found to be 24%. Another random sample of 30 students from the branch in uwait showed an enrolment rate of 27%. a. Find a point estimate for the difference between the population proportions for the two countries (Oman and Kuwait). b. Find a point estimate of the standard deviation for the difference between the population proportions for the two countries. c. Construct a 99% confidence interval for the difference between the population proportions for the two countries. d. State the null and alternative hypotheses. e. Test the hypothesis stated in Part d at the 1% significance level. f. What do you conclude? nswer:

uestion 2: n international private school called IWB has two branches in the GCC countries, one Oman and another in Kuwait. IWB manager believes that there is no difference in the dent enrollment rate for their branch in Oman and the branch in Kuwait. A random mple of 25 students from Oman's branch was selected. The student enrollment rate in e sample found to be 24%. Another random sample of 30 students from the branch in uwait showed an enrolment rate of 27%. a. Find a point estimate for the difference between the population proportions for the two countries (Oman and Kuwait). b. Find a point estimate of the standard deviation for the difference between the population proportions for the two countries. c. Construct a 99% confidence interval for the difference between the population proportions for the two countries. d. State the null and alternative hypotheses. e. Test the hypothesis stated in Part d at the 1% significance level. f. What do you conclude? nswer:

Linear Algebra: A Modern Introduction
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter2: Systems Of Linear Equations
Section2.4: Applications
Problem 1EQ: 1. Suppose that, in Example 2.27, 400 units of food A, 600 units of B, and 600 units of C are placed...
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So21 Word Search yout References allings Review View Help ar 12 A A Aa AE E-E EE AaBbC AaBbCcDd AaBbCcDd AaBbC AABBCCE AoBbCcC 1 Normal 1 No Spac. Heading 1 Heading 2 Heading ab x, x A A E EEE E & - Heading 3 Font Paragraph Styles Answer: Question 2: An international private school called IWB has two branches in the GCC countries, one in Oman and another in Kuwait. IWB manager believes that there is no difference in the student enrollment rate for their branch in Oman and the branch in Kuwait. A random sample of 25 students from Oman's branch was selected. The student enrollment rate in the sample found to be 24%. Another random sample of 30 students from the branch in Kuwait showed an enrolment rate of 27%. a. Find a point estimate for the difference between the population proportions for the two countries (Oman and Kuwait). b. Find a point estimate of the standard deviation for the difference between the population proportions for the two countries. c. Construct a 99% confidence interval for the difference between the population proportions for the two countries. d. State the null and alternative hypotheses. e. Test the hypothesis stated in Part d at the 1% significance level. f. What do you conclude? Answer: tates) Add-ins loaded successfully hp f8 ho 144
Transcribed Image Text:So21 Word Search yout References allings Review View Help ar 12 A A Aa AE E-E EE AaBbC AaBbCcDd AaBbCcDd AaBbC AABBCCE AoBbCcC 1 Normal 1 No Spac. Heading 1 Heading 2 Heading ab x, x A A E EEE E & - Heading 3 Font Paragraph Styles Answer: Question 2: An international private school called IWB has two branches in the GCC countries, one in Oman and another in Kuwait. IWB manager believes that there is no difference in the student enrollment rate for their branch in Oman and the branch in Kuwait. A random sample of 25 students from Oman's branch was selected. The student enrollment rate in the sample found to be 24%. Another random sample of 30 students from the branch in Kuwait showed an enrolment rate of 27%. a. Find a point estimate for the difference between the population proportions for the two countries (Oman and Kuwait). b. Find a point estimate of the standard deviation for the difference between the population proportions for the two countries. c. Construct a 99% confidence interval for the difference between the population proportions for the two countries. d. State the null and alternative hypotheses. e. Test the hypothesis stated in Part d at the 1% significance level. f. What do you conclude? Answer: tates) Add-ins loaded successfully hp f8 ho 144
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