Answered step by step
Verified Expert Solution
Link Copied!

Question

1 Approved Answer

Find the test statistic and the p value. 10.3.31-T 0.44 of 1 Point Question Help A math teacher claims that she has developed a review

Find the test statistic and the p value.

image text in transcribed
10.3.31-T 0.44 of 1 Point Question Help A math teacher claims that she has developed a review course that increases the scores of students on the math portion of a college entrance exam. Based on data from the administrator of the exam, scores are normally distributed with p = 515. The teacher obtains a random sample of 2000 students, puts them through the review class, and finds that the mean math score of the 2000 students is 521 with a standard deviation of 113. Complete parts (a) through (d) below. (b) Test the hypothesis at the a = 0.10 level of significance. Is a mean math score of 521 statistically significantly higher than 515? Conduct a hypothesis test using the P-value approach. Find the test statistic. to = (Round to two decimal places as needed.) X vi Vi More Enter your answer in the answer box and then click Check Answer. ? 7 parts remaining Clear All Check

Step by Step Solution

There are 3 Steps involved in it

Step: 1

blur-text-image

Get Instant Access to Expert-Tailored Solutions

See step-by-step solutions with expert insights and AI powered tools for academic success

Step: 2

blur-text-image_2

Step: 3

blur-text-image_3

Ace Your Homework with AI

Get the answers you need in no time with our AI-driven, step-by-step assistance

Get Started

Recommended Textbook for

Fundamentals Of Statistics

Authors: Michael Sullivan III

4th Edition

978-032184460, 032183870X, 321844602, 9780321838704, 978-0321844606

More Books

Students also viewed these Mathematics questions