For this study, we should use Select an answer z-test for a population proportion t-test for a population mean  The null and alternative hypotheses would be:      Ho: ? μ p  Select an answer < > ≠ =  (please enter a decimal)     H1: ? p μ  Select an answer = > ≠ <  (Please enter a decimal) The test statistic ? t z  = (please show your answer to 2 decimal places.) The p-value = (Please show your answer to 4 decimal places.)

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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You are conducting a study to see if the proportion of voters who prefer the Democratic candidate is significantly different from 56% at a level of significance of αα = 0.01. According to your sample, 48 out of 74 potential voters prefer the Democratic candidate.

  1. For this study, we should use Select an answer z-test for a population proportion t-test for a population mean 
  2. The null and alternative hypotheses would be:    
     Ho: ? μ p  Select an answer < > ≠ =  (please enter a decimal)   
     H1: ? p μ  Select an answer = > ≠ <  (Please enter a decimal)
  1. The test statistic ? t z  = (please show your answer to 2 decimal places.)
  2. The p-value = (Please show your answer to 4 decimal places.)
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