Statistics

Measure of Central Tendency

Find the mean, median, and the mode for each set of data

 

1. 2, 5, 11, 3, 9 2. 6, 3, 3, 12, 14, 17
3. 1, 6, 7, 6, 8, 10, 10 4. 5, 0, 11, 1, 14, 3, 4, 7, 11

 

Find  the median and mode of the data shown in each line plot.

5.

file.GIF (6153 bytes)

 

 6

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Find the median and mode of the data shown in each stem-and-leaf  plot.

7. chart1.gif (2473 bytes) 8. chart2.gif (2378 bytes) 9. chart3.gif (2796 bytes)

 

10. The price of  a sweater in six different stores are $31.95, 26.30, $29.00, $32.50, 25.25, and $38.00. Find the mean and median prices of the sweater. 11. Jack's scores on 20-point quizzes are 16, 18, 10, 15, 19, 16, 15, 19, 20, 16, 12, 17, 16, 15, 18, 14, and 16. Find the mean, median, and mode of his quiz scores.