- Lesson 17 Homework - page 1

Year 1 Homework #17

Name ________________________

1). (2 points each)find the mean (average) of these data sets:

a). 1 , 3 , 5 , 7 , 9

mean = ________

b). -2 , -1 , 0 , 1 , 2

mean = ________

c). 88 , 87 , 84 , 85

mean = ________

2). (2 points) Lacie received the following scores on her last 7 tests:
80, 85, 75, 90, 70, 60, 85.
What is the mean, mode median and range of her scores?


mean ______mode ______median_______ and range _______

3). (2 points each) Draw a line from the probability to what it means, to an appropriate example: