Solve each problem below. Be sure to show essential calculations. The folowing s

Question

Solve each problem below. Be sure to show essential calculations.

The folowing statements refer to the alternate hypothesis. In the space provided, in symbolic form using Ho and H1 , write the null and alternate hypothesis.

a. The mean pulse of lawyers is different from 90 beats per minute. H0: H1:

b. The mean salary of college presidents is less than $162,500.

H0:

H1:

c. The mean IQ score of 20 year olds is more than 100.

H0:

H1:

d. The mean annual income of sales associates is less than $32,000.

H0:

H1:

Explanation / Answer

a)

H0:The mean pulse of lawyers is not different from 90 beats per minute.

H1: The mean pulse of lawyers is different from 90 beats per minute.

b)

H0: The mean salary of college presidents is not less than $162,500.

H1: The mean salary of college presidents is less than $162,500.

c)

H0: The mean IQ score of 20 year olds is not more than 100.

H1: The mean IQ score of 20 year olds is more than 100.

d)

H0: The mean annual income of sales associates is not less than $32,000.

H1: The mean annual income of sales associates is less than $32,000.

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