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A random sample of 500 observations produced a sample proportion equal to 0.34. Find the critical...

A random sample of 500 observations produced a sample proportion equal to 0.34. Find the critical and observed values of z for the following test of hypotheses using a=0.05.

H0: p=0.30<H1:p>0.30Round your answers to two decimal places.

zcritical =_______

zobserved=_____

math   Statistics-And-Probability   
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Answer #1

The statistical software output for this problem is :

z critical = 1.65

z observed = 1.95

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