Show transcribed image text A credit score is used by credit agencies (such as mortgage companies and banks) to assess the creditworthiness of individuals. Values range from 300 to 850, with a credit score over 700 considered to be a quality credit risk. According to a survey, the mean credit score is 701.5. A credit analyst wondered whether high-income individuals (incomes in excess of $100,000 per year) had higher credit scores. He obtained a random sample of 42 high-income individuals and found the sample mean credit score to be 719.4 with a standard deviation of 81.7. Conduct the appropriate test to determine if high-income individuals have higher credit scores at the α= 0.05 level of significance State the null and alternative hypotheses (Type integers or decimals. Do not round.) di Identify the t-statistic Round to two decimal places as needed.) Identify the P-value P-value(Round to three decimal places as needed.) Make a conclusion regarding the hypothesis le less than equal to greater than ▼ | the null hypothesis. There ▼| sumcient evidence to claim that the mean credit score of high-income individuals is each of the answ Reject Fail to reject is not is
A credit score is used by credit agencies (such as mortgage companies and banks) to assess the creditworthiness of individuals. Values range from 300 to 850, with a credit score over 700 considered to be a quality credit risk. According to a survey, the mean credit score is 701.5. A credit analyst wondered whether high-income individuals (incomes in excess of $100,000 per year) had higher credit scores. He obtained a random sample of 42 high-income individuals and found the sample mean credit score to be 719.4 with a standard deviation of 81.7. Conduct the appropriate test to determine if high-income individuals have higher credit scores at the α= 0.05 level of significance State the null and alternative hypotheses (Type integers or decimals. Do not round.) di Identify the t-statistic Round to two decimal places as needed.) Identify the P-value P-value(Round to three decimal places as needed.) Make a conclusion regarding the hypothesis le less than equal to greater than ▼ | the null hypothesis. There ▼| sumcient evidence to claim that the mean credit score of high-income individuals is each of the answ Reject Fail to reject is not is
