1. what is the decision 2. What is the reason for the decision3. State the conclusion A researcher knew that before cell phones, a person made onaverage 2.8 phone calls per day. She believes that the number ofphone calls made per day today is higher. A random sample of30 people had a sample mean x = 3.1. The standard deviation forthe population found by a previous study is o = 0.8. Test thehypothesis that the population mean is 2.8 against thealternative hypothesis that the population mean is greater thanat the 0.05 level of significance.2.8,at

It is claimed that average of person made call on day is greater than 2.8. Hypotheses can be…

befor phones, a person made on rerage 2.8 phone calls per day. She believes that the number of Lone calls made per day today is higher. A random sample of people had a sample mean x = 3.1. The standard deviation for Le population found by a previous study is o = 0.8. Test the pothesis that the population mean is 2.8 against the ternative hypothesis that the population mean is greater than 8, at the 0.05 level of significance.

befor phones, a person made on rerage 2.8 phone calls per day. She believes that the number of Lone calls made per day today is higher. A random sample of people had a sample mean x = 3.1. The standard deviation for Le population found by a previous study is o = 0.8. Test the pothesis that the population mean is 2.8 against the ternative hypothesis that the population mean is greater than 8, at the 0.05 level of significance.

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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