## Year 1 Lesson 16 In-class Exercise

Name ________________________

1). Find the mean (average) of this data set: (use your calculator)
2, 3, 4, 5, 6

mean = ________

2). Find the mean (average) of this data set: (use your calculator)
Number of books each student has read this month:
4, 8, 1, 5, 6, 4, 7

mean = ________

3). Find the mean (average) of this data set: (use your calculator)
Ages of kids on a soccer team:
10, 11, 10, 10, 10, 12, 10, 10

mean = ________

4). Find the mode (most common number) of this data set:
1, 5, 6, 2, 6, 1, 5, 1

mode = ________

5). Find the mode (most common number) of this data set:
Number of days in years 1996 - 2004:

366, 365, 365, 365, 366, 365, 365, 365, 366

mode = ________

6). Find the mode (most common number) of this data set:
Temperatures during a week in January:

+6, 0, - 2, 0, +4, 0

mode = ________

7). Find the median (middle) number in this data set: (cross out the highest, lowest, highest...until only one is left)

6, 2, 1, 8, 5, 2, 3

median = _______