Testing claims about proportions. Test the given claim. Identify the null hypothesis, alternative

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Testing claims about proportions. Test the given claim. Identify the null hypothesis, alternative hypothesis, test statistics, P-value or critical value(s), conclusion about the null hypothesis, and find conclusion that addresses the original claim. use the P-method. Use the normal distribution as an approximation to the binomial distributions.

A recently televised broadcast of 60 Minutes had a 15 share, meaning that among 5000 monitored households with TV sets in use, 15% of them were tuned into 60 Minutes. Use a 0.01 significance level to test the claim of an advertiser that among the households with TV sets in use, less that 20% were tuned into 60 minutes.

    • 5 years ago
    Testing claims about proportions. Test the given claim. Identify the null hypothesis, alternative
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