Question 1177033
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Hi
Ho:  p = .75
Ha:  p < .75
σ = 95%
n = 460  ,  x̄ = .70

{{{z = (.70-.75)/sqrt((.75)(.25)/460)}}} = -2.4766
p(-2.4766) = .0066
 Since this p-value is less than the level of significance (0.05), 
the decision is to reject the null hypothesis. 

Wish You the Best in your Studies.
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