17 questions
What is the mode?
5
6
20
50
What is the mode?
10
35
45
No Mode!
What is the mode?
4
3 and 4
5 and15
No Mode!
What is the mode of the following data set?
2, 4, 6, 8, 7, 9
2, 4, 6, 7, 8, 9
4
6
no mode
How do you find the range of a set of data?
Find the middle number
The number that appears the most
Add all the numbers up and divide them by the total amount of numbers
The highest value minus the lowest value
What is the range of the follow set of data:
60, 85, 29, 32, 45, 17, 55
67
43
68
56
Based on the dot plot, how many students ate 5 candy bars?
4
3
8
0
Gabriella’s quiz grades are shown below.
88, 92, 92, 96, 98
Gabriella scored a 20 on her sixth quiz. What effect does this score have?
The low score causes the median to increase.
The low score causes the median to decrease.
The low score causes the mean to increase.
The low score causes the mean to decrease.
How many students spent more than 7 hours doing homework that week?
6
8
14
20
Identify the outlier of the data.
9
6 and 7
8
2
How many students had more than 6 candy bars?
5
2
3
1
Find the mean of these numbers:
5, 11, 2, 12, 4, 2
2
4
6
10
What is a requirement of a statistical question?
one set answer
a variety of answers
Statistical questions have _____ possible answers.
zero
one
only two
two or more