according to cnnmoney.com, 25% of US households have two or more refrigerators a survey of 1200 homes in California found that 300 had two or more refrigerators. Is this higher than the national average find the P value and make a decision at the 0.05 level of significance and state that conclusion.
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Step 1
- Null hypothesis (H0): The proportion of households in California with two or more refrigerators is equal to the national average, p = 0.25. - Alternative hypothesis (H1): The proportion of households in California with two or more refrigerators is greater than Show more…
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