Question

Listed below are the numbers of doctor's office visits made by 8 families during the past year.

14, 15, 2, 12, 6, 2, 4, 3
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(a) What is the median of this data set? If your answer is not
an integer, round your answer to one decimal place.
(b) What is the mean of this data set? If your answer is not an
integer, round your answer to one decimal place.
(c) How many modes does the data set have, and what are
their values? Indicate the number of modes by clicking in the
appropriate circle, and then indicate the value(s) of the
mode(s), if applicable.
0
0
zero modes
O one mode:
O two modes: and

Answer 1

Putting the data in sequential order, we get:

• 2, 2, 3, 4, 6, 12, 14, 15

(a) The median is (4+6)/2 = 5.

(b) The mean is (2+2+3+4+6+12+14+15)/8, or about 7.3.

(c) There is one value that occurs the most, so there is one mode, which is 2.