Hi ! I’m struggling with solving this question and would really appreciate any help, thank you :) Problem 4 In 2015 about 60% of college students used Twitter. In a recent study of 100students, 80 now use Twitter. Is this evidence to think the percent has changed? We wish toconduct a hypothesis test with 5% significance.4) State the null and alternative hypothesis.

The sample size is The number of success is The population proportion is The level of significance…

Answered: Problem 4 In 2015 about 60% of college…

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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Problem 4 In 2015 about 60% of college students used Twitter. In a recent study of 100 students, 80 now use Twitter. Is this evidence to think the percent has changed? We wish to conduct a hypothesis test with 5% significance. 4) State the null and alternative hypothesis.