WorksheetsUnit 7 Review
Total questions: 20
Worksheet time: 33mins
What percentage of the data is between 90 and 140?
25 %
50%
75%
100%
Which car club has the higher median?
Cruisers
Car Hops
Neither. Can't determine median from the graph.
If 60 values were used for the data, about how many data values are greater than the 1st quartile?
15
30
45
60
The box-and-whisker plots shown below represent the salaries of employees at two different
companies.
What is the difference between the median salaries of the employees at the two companies?
$0
$500
$1000
$2000
How many cities have temperatures less than 90 degrees?
38
The data below shows the average cost of a dozen eggs at different
times.
$1.26, $1.15, $1.28, $1.25, $1.83, $1.98, $1.63, $1.75, $1.95, $1.89
What are the three quartiles of the data?
Q1 = $1.28, Med = $1.75, Q3 = $1.95
Q1 = $1.28, Med = $1.69, Q3 = $1.89
Q1 = $1.26, Med = $1.75, Q3 = $1.95
Q1 = $1.26, Med = $1.69, Q3 = $1.89
The list below shows the most recent test scores for students in Mr. Garcia’s study group.
78, 90, 94, 72, 80, 68, 72, 88, 94, 98, 86, 96
Which box-and-whisker plot correctly represents the data in the list?
The histogram shows the birth weights of 100 new born babies. What percent of babies weighed between 6 and 7 pounds?
15%
45%
30%
25
The following data shows prices of meal options at Bob’s Burgers.
Prices of Meal Options at Bob’s Burgers
$6 $7 $7 $8 $9 $14 $14 $14 $15 $15 $15 $15 $16 $16 $17
Which histogram incorrectly displays the information above?
Which of the following statements is NOT supported in the data in the dot plot?
Which one is greater: the median or mean? By how much?
The median, by 1.6
The mean, by 2.4
The median, by 2
The mean, by 1.2
Calculate the mean for this data set.
7.7
19.28
17.5
20
