Question

The following data represent the amount of time (in minutes) a random sample of eight students took to complete the online potion of an exam in a particular statistics course. Compute the mean, median, and mode time.

68.8

76.7

88.4

113.2

128.4

100.6

94.7

121.9

**Compute the mean exam time. Select the correct choice
below and, if necessary, fill in the answer box to complete your
choice.**

A.

The mean exam time is __?__.

(Round to two decimal places as needed.)

B.

The mean does not exist.

**Compute the median exam time. Select the correct choice
below and, if necessary, fill in the answer box to complete your
choice.**

A.

The median exam time is __?__

(Round to two decimal places as needed.)

B.

The median does not exist.

**Compute the mode exam time. Select the correct choice
below and, if necessary, fill in the answer box to complete your
choice.**

A.

The mode is __?__.

(Round to two decimal places as needed. Use a comma to separate answers as needed.)

B.

The mode does not exist.

Answer #1

The mean exam time is 99.09

The median Exam time is 97.65

The result with the highest count of occurrences is the
**mode** of the set,

Every entry in the set is single entry hence the mode does not exist

The following data represent the amount of time (in minutes) a
random sample of eight students took to complete the online potion
of an exam in a particular statistics course. Compute the mean,
median, and mode time. 64.7, 79.9, 89.7, 108.2, 128.4, 101.6,
94.7, 119.1 Compute the mean exam time. Select the correct choice
below and, if necessary, fill in the answer box to complete your
choice. A. The mean exam time is nothing. (Round to two decimal
places as...

The following data represent the amount of time (in minutes) a
random sample of eight students took to complete the online potion
of an exam in a particular statistics course. Compute the mean,
median, and mode time. 66.8, 81.8, 87.6, 114.5, 128.4, 102.5,
94.7, 121.8 Compute the mean exam time. Select the correct choice
below and, if necessary, fill in the answer box to complete your
choice. A. The mean exam time is . (Round to two decimal places
as...

he following data represent the amount of time (in minutes) a
random sample of eight students took to complete the online potion
of an exam in a particular statistics course. Compute the mean,
median, and mode time. 62.8, 80.1, 82.2, 105.2, 128.4, 103.7,
94.7, 121.7 Compute the mean exam time. Select the correct choice
below and, if necessary, fill in the answer box to complete your
choice. A. The mean exam time is 97.35. (Round to two decimal
places as...

The following data represent the amount of time (in minutes) a
random sample of eight students took to complete the online potion
of an exam in a particular statistics course. Compute the mean,
median, and mode time.
60.2, 71.7, 83.9, 105.2, 128.4, 99.6, 94.7, 121.5
Compute the mean exam time. Select the correct choice below and,
if necessary, fill in the answer line to complete your
choice.
A. The mean exam time is ________________
(Round to two decimal places...

The number of credits being taken by a sample of 13 full-time
college students are listed below. Find the mean, median, and mode
of the data, if possible. If any measure cannot be found or does
not represent the center of the data, explain why.
9, 11, 12, 12, 9, 8, 8, 8, 10, 8, 8, 8, 9
1. Find the mean. Select the correct choice below and, if
necessary, fill in the answer box to complete your choice.
A.The...

The accompanying data represent the miles per gallon of a random
sample of cars with a three-cylinder, 1.0 liter engine.
(a)
Compute the z-score corresponding to the individual who
obtained
35.9 miles per gallon. Interpret this result
(b)
Determine the quartiles.
(c)
Compute and interpret the interquartile range, IQR.
(d)
Determine the lower and upper fences. Are there any
outliers?
32.6
34.4
34.8
35.2
35.9
36.2
37.4
37.7
38.0
38.1
38.2
38.6
38.7
39.0
39.4
39.7
40.2
40.7
41.4
41.8...

The following data represent the pH of rain for a random sample
of 12 rain dates. A normal probability plot suggests the data could
come from a population that is normally distributed. A boxplot
indicates there are no outliers. Complete parts (a) through (d)
below.
5.58
5.72
4.8
4.80
5.02
4.68
4.74
5.19
5.34
4.76
4.56
5.54
(a) Determine a point estimate for the population mean.
A point estimate for the population mean is _________.
(Round to two decimal places...

Let the random variable x represent the number of girls in a
family with three children. Assume the probability of a child being
a girl is 0.42. The table on the right describes the probability of
having x number of girls. Determine whether the table describes a
probability distribution. If it does, find the mean and standard
deviation. Is it unusual for a family of three children to consist
of three girls?
x | P(x)
0 | 0.195
1 |...

The following data represent the pH of rain for a random sample
of 12 rain dates. A normal probability plot suggests the data could
come from a population that is normally distributed. A boxplot
indicates there are no outliers. Complete parts a) through d)
below.
5.58
5.72
4.38
4.80
5.02
5.03
4.74
5.19
4.61
4.76
4.56
5.30
(a) Determine a point estimate for the
population mean.
A point estimate for the population mean is
(Round to two decimal places as...

The following data represent the pH of rain for a random sample
of 12 rain dates. A normal probability plot suggests the data could
come from a population that is normally distributed. A boxplot
indicates there are no outliers. Complete parts (a) through (d)
below.
DATA: 5.20, 5.72, 4.38, 4.80, 5.02, 5.16, 4.74, 5.19, 5.34,
4.76, 4.56, 4.68
(a) Determine a point estimate for the population mean.
A point estimate for the population mean is _______???? (round
to 2 decimal...

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