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The weights, in pounds, of packages on a delivery truck are shown in the stem-and-leaf plot. Find the mean, the median, and the mode of the data, if possible. If any measure cannot be found or does not represent the center of the data, explain why.		0	4 7
	1	1 3 4 5
	2	2 3 3 4 4 4 6
	3	0 0 0 2 4 5 6 8 9
	4	1 2 4 6 8
	5	2
	Key: 3	0=30

Find the mean. Select the correct choice below and, if necessary, fill in the answer box to complete your choice.

A.

The mean is

enter your response here.

(Round to one decimal place as needed.)

B.

The mean cannot be calculated because the sample size is too small.

C.

The mean cannot be calculated because the data are at the nominal level of measurement.

D.

The mean cannot be calculated because there is an even number of data entries.

Does the mean represent the center of the data? Choose the correct answer below.

A.

The mean represents the center of the data set.

B.

The mean does not represent the center because it is the least data entry.

C.

The mean does not represent the center because it is the greatest data entry.

D.

The mean does not represent the center because it is not a data entry.

E.

The data set does not have a mean.

Find the median. Select the correct choice below and, if necessary, fill in the answer box to complete your choice.

A.

The median is

enter your response here.

(Round to one decimal place as needed.)

B.

The median cannot be calculated because the data are at the nominal level of measurement.

C.

The median cannot be calculated because there is an even number of data entries.

D.

The median cannot be calculated because the sample size is too small.

Does the median represent the center of the data? Choose the correct answer below.

A.

The median represents the center of the data set.

B.

The median does not represent the center because it is the greatest data entry.

C.

The median does not represent the center because it is not a data entry.

D.

The median does not represent the center because it is the least data entry.

E.

The data set does not have a median.

Find the mode(s). Select the correct choice below and, if necessary, fill in the answer box to complete your choice.

A.

The mode(s) is/are

enter your response here.

(Use a comma to separate answers as needed.)

B.

The mode cannot be calculated because the data are at the nominal level of measurement.

C.

The mode cannot be calculated because the sample size is too small.

D.

The mode cannot be calculated because each data entry occurs exactly once.

Does(Do) the mode(s) represent a typical entry of the data? Choose the correct answer below.

A.

The mode(s) does(do) represent a typical entry of the data set.

B.

The mode(s) does(do) not represent the center because it(they) is(are) the greatest data entry(ies).

C.

The mode(s) does(do) not represent the center because it(they) is(are) not a data entry(ies).

D.

The mode(s) does(do) not represent the center because it(they) is(are) the least data entry(ies).

E.

The data set does not have a mode.