Question

It is known that the average score of PGA golfers is 72.13 with a standard deviation of 8.825. A random sample of 48 golfers is taken.

a. What is the probability that the sample average score of the random sample of 48 golfers is less than 73? b. There is an 86% chance that the average score of the random sample of 48 golfers is more than ___________.

Answer #1

It is known that the average score of PGA golfers is 72.13 with
a standard deviation of 8.825. A random sample of 48 golfers is
taken. a. What is the probability that the sample average score of
the random sample of 48 golfers is less than 73? b. There is an 86%
chance that the average score of the random sample of 48 golfers is
more than

20. Fill in the blank. Historically, the average score of PGA
golfers is 72.13 with a standard deviation of 1.825. A random
sample of 48 golfers is taken. There is an 86% chance that the
average score is less than ________ strokes.
a. 74.1
b. 72.41
c. 73.16
d. 75.85

Historically, the average score of PGA golfers for one round is
71.1 with a standard deviation of 3.05. A random sample of 73
golfers is taken. What is the probability that the sample mean is
greater than 71? Question 9 options: 1) 0.4869 2) 0.6103 3) 0.3897
4) 0.5131 5) -0.0746

Historically, the average score of PGA golfers for one round is
66.4 with a standard deviation of 1.79. A random sample of 72
golfers is taken. What is the probability that the sample mean is
between 66.14 and 66.4?
Question 9 options:
1)
1.0063
2)
The sample mean will never fall in this range.
3)
0.0577
4)
0.6089
5)
0.3911

The average score of all golfers for a particular course has a
mean of 73 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 74. Round to four decimal
places.

The
average score of all golfers for a particular course has a mean of
61 and a standard deviation of 3.5. Suppose 49 golfers played the
course today. Find the probability that the average score of the 49
golfers exceeded 62
a) 0.3707
b) 0.0228
c) 0.1293
d) 0.4772

The average score of all pro golfers for a particular course has
a mean of 70 and a standard deviation of 3.0. Suppose 36 golfers
played the course today. Find the probability that the average
score of the 36 golfers exceeded 71.

One college class had a total of 70 students. The average score
for the class on the last exam was 85.2 with a standard deviation
of 4.4. A random sample of 32 students was selected. a. Calculate
the standard error of the mean. b. What is the probability that the
sample mean will be less than 87? c. What is the probability that
the sample mean will be more than 86? d. What is the probability
that the sample mean...

One college class had a total of 80 students. The average score
for the class on the last exam was 84.6 with a standard deviation
of 5.3. A random sample of 34 students was selected.
a. Calculate the standard error of the mean.
b. What is the probability that the sample mean will be less
than 86?
c. What is the probability that the sample mean will be more
than 85?
d. What is the probability that the sample mean...

1. the average score of all golfers for a particular
course has a mean of 77 and a standard deviation of 3.5. supposed
49 golfers played the course today. find the probability that the
average score if the 49 golfers exceeded 78. round to four decimal
places

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