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Mrs. Paul wants to test that claim that, on average, her students average mark is 85. She pulls the records of 100 of per past students over a three-year period. The grades inputted into MINITAB for analysis. Exhibit 1 below shows the results of an analysis carried out on the data obtained. iv.Calculate the missing value ** and use tables to approximate the value of ***. v. Using a 1% level of significance, state the decision criteria for this test. vi. State the conclusion for the test and why

Mrs. Paul wants to test that claim that, on average, her students average mark is 85. She pulls the records of 100 of per past students over a three-year period. The grades inputted into MINITAB for analysis. Exhibit 1 below shows the results of an analysis carried out on the data obtained. iv.Calculate the missing value ** and use tables to approximate the value of ***. v. Using a 1% level of significance, state the decision criteria for this test. vi. State the conclusion for the test and why

MATLAB: An Introduction with Applications
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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Mrs. Paul wants to test that claim that, on average, her students average mark is 85. She pulls the
records of 100 of per past students over a three-year period. The grades inputted into MINITAB
for analysis. Exhibit 1 below shows the results of an analysis carried out on the data obtained.

iv.Calculate the missing value ** and use tables to approximate the value of ***.
v. Using a 1% level of significance, state the decision criteria for this test.
vi. State the conclusion for the test and why 

 

Exhibit 1 One-Sample z: Level I/II Test of mu = 85 vs mu not = 85 The assumed sigma = 15.0 Variable N Mean StDev SE Mean P Students Score 100 75.4 12.99 ** *** N
Transcribed Image Text:Exhibit 1 One-Sample z: Level I/II Test of mu = 85 vs mu not = 85 The assumed sigma = 15.0 Variable N Mean StDev SE Mean P Students Score 100 75.4 12.99 ** *** N
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