Mean_ Median_ Mode _ Range

Document Sample
Mean_ Median_ Mode _ Range Powered By Docstoc
					Mean, Median, Mode & Range




1) For the distribution below, tell how many students were represented and identify the mean, median,
mode & range.




Number of students = ________



Median = ________



Mode = ________



Mean = ________



Range = ________
Mean, Median, Mode & Range

2) The number of students in your class who brought their lunch to school each day for the past two
weeks is given below. Make a frequency table and a histogram of the data.

           21, 12, 15, 21, 11, 8, 16, 18, 23, 27, 12, 14, 12, 12

Interval       Tally      Frequency
6 - 10

16 -20

26 -30




                                                               6-10 11-15 16-20 21-25 26-30




3) A city council planted 15 new trees in one of its parks. The mean price per tree was $20. How much
did the city council pay for all of the trees? Explain your thinking.




4) The frequency table shows the amount of donations Drew collected for disaster relief. Make a
histogram of the data.

  Amount ($)             Frequency
     0-9                     22
    10-19                    31
    20-29                    18
    30-39                    8
Mean, Median, Mode & Range

5) The number of goals scored by a soccer team in each game over a season are listed below. Identify
the mean, median, mode and range.

        6, 2, 1, 2, 5, 1, 3, 4, 4, 3, 7, 2, 1, 3, 0, 4



        Mean = _____________                                       Median = ___________



        Mode = ____________                                        Range = ____________



6) The test scores for the students in a social studies class are listed below.

        92      78       73      89       98      89       83      75       83    100

        69      71       96      67       81      73       88      86       82    94

        a) Make a stem-and-leaf plot of the scores.




        b) Identify the range of the data.



        c) Identify the median of the data.



        d) Identify the mean of the data.

				
DOCUMENT INFO
Shared By:
Categories:
Tags:
Stats:
views:18
posted:12/9/2011
language:
pages:3