Is there a doctor in the house? A market research firm reported the mean annual earnings of all family practitioners in

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Is There A Doctor In The House A Market Research Firm Reported The Mean Annual Earnings Of All Family Practitioners In 1 (26.75 KiB) Viewed 98 times

Is there a doctor in the house? A market research firm reported the mean annual earnings of all family practitioners in the United States was $178,258, A random sample of 47 family practitioners in Los Angeles had mean earnings of *=S192,890 with a standard deviation of 543,117. Do the data provide sufficient evidence to conclude that the mean salary for family practitioners in Los Angeles is greater than the national average? Use the a=0.01 level of significance and the P-value method with the critical Values for the Student's t Distribution Table Part: 0/5 Part 1 of 5 - (a) State the appropriate null and alternate hypotheses H: D 5 This hypothesis test is a (Choose one) test