1) Determine x and x from the given parameters of the population and the sample size. Round the answer to the nearest thousandth where appropriate.

=68, =5, n=19

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A.

x=68,

x=1.147

B.

x=68,

x=5

C.

x=39.260,

x=1.147

D.

x=68,

x=0.263

2) Suppose a population has a mean of 7 for some characteristic of interest and a standard deviation of 9.6. A sample is drawn from this population of size 64. What is the standard error of the mean?

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Part 1

A.

0.15

B.

1.2

C.

0.7

D.

3.3

3) The average score of all golfers for a particular course has a mean of

68

and a standard deviation of

5.

Suppose

100

golfers played the course today. Find the probability that the average score of the

100

golfers exceeded

69.

Round to four decimal places.

A.

0.3707

B.

0.4772

C.

0.1293

D.

0.0228