1. A factory has a machine that dispenses 75ml of fluid in a bottle. An employee believes that the average amount is less than 75 ml. Using 40 samples, he measures the average amount dispensed by the machine to be 70 mL with a standard deviation of 5.5. At 95% confidence level, is there enough evidence to support the idea that the machine is not working properly? Answer the following: а. Но: На: b. Level of significance a= c. Type of test. Choices: one-mean, two-tailed t-test two-mean, one-tailed t-test one-mean, one-tailed z-test two-mean, two-tailed z-test
1. A factory has a machine that dispenses 75ml of fluid in a bottle. An employee believes that the average amount is less than 75 ml. Using 40 samples, he measures the average amount dispensed by the machine to be 70 mL with a standard deviation of 5.5. At 95% confidence level, is there enough evidence to support the idea that the machine is not working properly? Answer the following: а. Но: На: b. Level of significance a= c. Type of test. Choices: one-mean, two-tailed t-test two-mean, one-tailed t-test one-mean, one-tailed z-test two-mean, two-tailed z-test
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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Pls help me to answer those. It is my last remaining ticket question. Thank you so much. The one picture is a guide. It is a z-test.
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