WorksheetsUnit Review
Total questions: 15
Worksheet time: 1hrs 9mins
Calculate the mean and mode of the following data:
4,5,6,9,2,4
Mean = 5 Mode = 4
Mean = 6 Mode = 4
Mean = 4 Mode = 6
Mean = 3 Mode = 6
What is the median and range of this set of data:
34, 37, 38, 33, 39, 38, 36, 37, 35, 40, 32
Range = 8 Median = 37
Range = 7 Median = 34
Range = 6 Median = 36
Range = 8 Median = 36
Jackie's marks per subject are as followed:
Math: 82, 84, 88, 81
ELA: 72, 73, 77, 77
PE: 89, 88, 84, 85
What is the mean of each subject?
What subject is Jackie doing best in?
Math = 83.75 ELA = 73 PE = 86.5 PE
Math = 81 ELA = 73 PE = 84.5 ELA
Math = 83.75 ELA = 74.75 PE = 86.5 PE
Math = 83 ELA = 74.75 PE = 82 Math
What does mode mean?
The difference between the greatest number in a set of data and the least greatest.
The average of a set of data.
The middle number of a set of data.
The number in a set of data that occurs the most.
Angela wants to order more pants for her clothing store. The sizes of pants people bought today are as followed:
33, 34, 33, 32, 30, 34, 43, 35, 32, 31, 32, 33
What is the outlier in this set of data?
30
34
43
There isn't one
Calculate the mean WITHOUT using the outlier in this set of data:
65, 67, 66, 70, 72, 68, 69, 96, 70
Mean = 68.38
Mean = 60.8
Mean = 80.38
71.44
The number of Snapchats ten grade 7 student send everyday is below:
22, 45, 17, 20, 36, 17, 19, 17, 45, 12
What is the mean and mode of the data?
Mean = 24 Mode = 17 and 45
Mean = 25 Mode = 45 and 17
Mean = 17 Mode = 45
Mean = 25 Mode = 17
Furthered thinking:
Joe is practicing his fast-pitches. Out of eight pitches his median time 78mph.
Write down what the the other pitching speeds might be.
*Remember there would be 7 other pitching speeds!*
Probability -
Melissa buys
- 75 beef-flavoured biscuits
- 15 cheese-flavoured
- 10 chicken-flavoured
The biscuits are all in one bag.
When she gets home, Melissa pulls out one biscuit.
What is the probability that Melissa pulls out
a cheese-flavoured biscuit?
3/20
2/20
10/100
75:100
Melissa buys
- 75 beef-flavoured biscuits
- 15 cheese-flavoured
- 10 chicken-flavoured
The biscuits are all in one bag.
When she gets home, Melissa pulls out one biscuit.
What is the probability of Melissa pulling out a beef flavoured biscuit.
3/20
75:120
3:4
10/100
What is the probability of rolling a number greater than 1 on a die numbered 1-6?
4/6
1/6
5/6
3/6
A coin is flipped 2 times. What is the probability of flipping a head both times?
Use a tree diagram to help you if needed.
1/2
1/4
1/3
2/4
Two hundred fifty tickets for a draw were sold.
One ticket, drawn at random, wins the prize.
Ivan purchased 25 tickets.
use a percent to show the probability that Ivan will NOT win?
10%
9/10
25/250
90%
Two hundred fifty tickets for a draw were sold.
One ticket, drawn at random, wins the prize.
Joe purchased 1 ticket.
Use a fraction to show the probability that Joe will win.
1/250
1/20
1/25
1.25%
Two hundred fifty tickets for a draw were sold.
One ticket, drawn at random, wins the prize.
Maria purchased 10 tickets.
Use a ratio to show the probability that Maria will win
10/250
1:25
1/25
4%
