WorksheetsStatistics
Total questions: 40
Worksheet time: 40mins
Find the mean age. You may want to write out the table with an extra column.
2.6
6.5
5.7
5.5
Find the median age
7
6.5
6
7.5
Find the mode
7
5
8
6
Find the mean number of phones. You may want to copy out the table with an extra column.
2.56
2.3
1.5
2.2
Find the median number of phones.
2
2.5
3
1.5
Find the mode.
4
5
0
1
Find the mean number of pets. You may need to copy out the table with an extra column.
0.87
1.55
1.68
1.45
Find the median number of pets.
0.5
1
1.5
2
Which person has the higher upper extreme and what is that number?
Irene, 90 minutes
Janelle, 80 minutes
Irene, 80 minutes
Janelle, 70 minutes
What is the median of the data?
10
12
13
14
18
What is the range of the data?
80
10
70
40
30
For the data set shown, what is the median?
{10, 12, 14, 14, 16, 18, 20, 20}
14
15
15.5
16
Which group of people has 50% of the data above 5 magazines each day?
Children
Adults
What percent of the data falls between 8 and 10 absences?
0%
25%
50%
75%
100%
What percent of students read between 280 and 340 words per minute (wpm)?
0%
25%
50%
75%
100%
The range of the data for Fun Fit is less than the range of the data for Greg’s Gym.
The median for Greg’s Gym is less than the median for Fun Fit.
The minimum attendance for Fun Fit is less than the minimum attendance for Greg’s Gym.
The interquartile range for Greg’s Gym is greater than the interquartile range for Fun Fit.
HInt: Which is FALSE?
The data for Sophie’s Café is more symmetrical than the data for The Red Brick Grill.
The median prices are the same for The Red Brick Grill and Sophie’s Café.
The maximum lunch price is less at Sophie’s Café than The Red Brick Grill.
The interquartile range for The Red Brick Grill is equal to the interquartile range for Sophie’s Café.
The minimum temperature for Reybold is lower than the minimum temperature for Picktown.
The median for Reybold and Picktown are equal.
The first quartile for Reybold is greater than the first quartile for Picktown.
Picktown has a greater interquartile range than Reybold.
Professor Cooper teaches 24 students algebra. She makes box plots representing test scores on the first two tests as shown.
Which of the following statements is definitely true about Test 1?
The range of test scores is more than double the interquartile range.
Most students have a score of 80 or higher.
Six students have a score between 66 and 84.
The mean test score is 78.
Professor Cooper teaches 24 students algebra. She makes box plots representing test scores on the first two tests as shown.
Which of the following statements is definitely true about Test 2?
There are more test scores between 60 and 85 than between 85 and 88.
The test scores from 60 to 85 vary more than the scores from 85 to 88.
Most students have a score greater than 85.
More than one half of the students have a test score less than 80.
Which city, Nashville or Dallas, has the smaller median?
Nashville
Dallas
