Multiple Choice
In a particular city, the average annual salary for secretaries is $31,000. A sample of 45 secretaries from Company A shows an average annual salary of $27,500 with a population standard deviation of $5,500. Secretaries at Company A claim they are paid less than the city average. What is the test value for this claim?
A) -4.27
B) -0.64
C) 0.64
D) 4.27
Correct Answer:
Verified
Correct Answer:
Verified
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