An office worker claims that at most $30 \%$ of the phone calls he makes are the nonbusiness type. Test the null hypothesis that $p=0.30$ against a one-tailed alternative if a random sample of 13 of his calls reveals 8 nonbusiness calls. Use $\alpha=0.01$.

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The Answer of An office worker claims that at most $30 \%$ of the phone calls he makes are the nonbusiness type. Test the null hypothesis that $p=0.30$ against a one-tailed alternative if a random sample of 13 of his calls reveals 8 nonbusiness calls. Use $\alpha=0.01$.

An Office Worker Claims That at Most 30%30 \%30% Of the Phone Calls He Makes Are the Nonbusiness Type

An Office Worker Claims That at Most $30 \%$ Of the Phone Calls He Makes Are the Nonbusiness Type