A college chemistry instructor thinks the use of embedded tutors will improve the success rate in introductory chemistry courses. The passing rate for introductory chemistry is 56%. Dunng one semester, 200 students were enrolled in introductory chemistry courses with an embedded tutor. Of these 200 students, 95 passed the course. a. What is p, the sample proportion of students who passed introductory chemistry? b. What is Po, the proportion of students who pass introductory chemistry if the null hypothesis is true? c. Find the value of the test statistic. Explain the test statistic in context. a.p= Type an integer or a decimal. Do not round.) b. Po =0.56 (Type an integer or a decimal. Do not round.) c. The test statistic is (Round to two decimal places as needed.)

A college chemistry instructor thinks the use of embedded tutors will improve the success rate in introductory chemistry courses. The passing rate for introductory chemistry is 56%. Dunng one semester, 200 students were enrolled in introductory chemistry courses with an embedded tutor. Of these 200 students, 95 passed the course. a. What is p, the sample proportion of students who passed introductory chemistry? b. What is Po, the proportion of students who pass introductory chemistry if the null hypothesis is true? c. Find the value of the test statistic. Explain the test statistic in context. a.p= Type an integer or a decimal. Do not round.) b. Po =0.56 (Type an integer or a decimal. Do not round.) c. The test statistic is (Round to two decimal places as needed.)

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MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Concept explainers

2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.

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A college chemistry instructor thinks the use of embedded tutors will improve the success rate in introductory chemistry courses. The passing rate for introductory chemistry is 56%. During one
semester, 200 students were enrolled in introductory chemistry courses with an embedded tutor. Of these 200 students, 95 passed the course.
a. What is p, the sample proportion of students who passed introductory chemistry?
b. What is Po, the proportion of students who pass introductory chemistry if the null hypothesis is true?
c. Find the value of the test statistic. Explain the test statistic in context.
a. p= (Type an integer or a decimal. Do not round.)
b. Po = 0.56 (Type an integer or a decimal. Do not round.)
c. The test statistic is
(Round to two decimal places as needed.)
Enter your answer in each of the answer boxes.

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