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 of53

family practitioners in Los Angeles had mean earnings of=

x

$

191,410

with a standard deviation of$

43,017

. 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=

0.10

level of significance and theP

-valuemethod with theTI

-84

Plus calculator.

Part:0 / 4

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Part 1 of 4

State the appropriate null and alternate hypotheses.

:

H

0

:

H

1

This hypothesis test is a

(Choose one)

test.