Ho: p = 0.75 H₁: p < 0.75 at the 0.05 significance level. The value of the test statistic and the decision are -3.27 reject the null hypothesis -2.45 reject the null hypothesis 3.27 do not reject the null hypothesis 2.45 reject the null hypothesis

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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A random sample of 200 students is taken at an high school in order to determine the true proportion p who smoke marijuana. It is observed that 130 smoke marijuana. We wish to test

Ho p = 0.75
H₁: p < 0.75
at the 0.05 significance level. The value of the test statistic and the decision are
-3.27 reject the null hypothesis
-2.45 reject the null hypothesis
3.27 do not reject the null hypothesis
2.45 reject the null hypothesis
Transcribed Image Text:Ho p = 0.75 H₁: p < 0.75 at the 0.05 significance level. The value of the test statistic and the decision are -3.27 reject the null hypothesis -2.45 reject the null hypothesis 3.27 do not reject the null hypothesis 2.45 reject the null hypothesis
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