Histograms, Box and Whisker Plot, Stem and Leaf practice, Line Plot, Mean, median, mode, and range test
5
1. What is the interquartile range for the information shown in the above box and whisker plot? A. 7.5 B. 5 C. 3 D. 2
D.
10. Which box plot represents a situation where 75% of the data is 200 or less?
Find the mode: 92, 100, 100, 23, 24, 99, 13.5, 13.5
100 and 13.5
range = 14. IQR = 10
2. For the information shown in the box and whisker plot, what is the range and what is the interquartile range? A. range = 15, IQR = 10 B. range = 14, IQR = 10 C. range = 14, IQR = 9 D. range = 5.5, IQR = 4.5
Find the mean: 39,34,35,42,45,12,
219
Find the median: 87,56,45,23,23,34,64,23,54
23
median = 6.5, range = 14, IQR = 10
3. For the information shown in the box plot, what are the median, range and interquartile range? A. median = 6.5, range = 14, IQR = 12 B. median = 6.5, range = 15, IQR = 10 C. median = 7, range = 14, IQR = 10 D. median = 6.5, range = 14, IQR = 10
The box plot is correct
4. The high temperatures for Concord, CA, for October 1-15, 2005, are given. Look at the box plot of these data below. What, if anything, is wrong with this box plot? A. The value of the lower quartile is incorrect. B. The median is incorrect C. The value of the upper quartile is incorrect D. The box plot is correct
Find the mode: 64,77,4.5,67,4.5,34,34,,23,12,69,65
4.5 and 34
Find the mode: 44,29,13,44,15
44
35
5. The box plot shows the masses, in grams, of several specimens of rock collected by a geologist. What is the range of the masses? A. 35 B. 33 C. 36 D. 12
Find the mean: 9, 7, 2, 4, 3, 5, 9, 6, 8, 0, 3, 8
5.5
Find the median: 21, 32, 45, 60, 13, 25
52.5
Find the range: 73,45,67,87,98
53
B.
6. The data set 5, 6, 7, 8, 9, 9, 9, 10, 12, 14, 17, 17, 18, 19, 19 represents the number of hours spent on the internet in a week by students in a math class. Which box plot represents this data?
Find the mode: 89,72,34,35,35,35,64,64,77,88,64,88,64
64
A.
7. The number of laps around a track for five runners are 14, 8, 7, 4, 12. Display the data using a box plot.
34
8. The performance review for several employees at a company are shown in the box plot. What is the range of the performance review scores? A. 31 B. 36 C. 20 D. 34
Find the range: 56, 79, 80, 80, 93, 16, 16, 17, 5
88
median or range
9. The box and whisker plot shows the number of hours students in Holly's class spent volunteering last summer. Which of the following would be the most accurate measure of central tendency for the data? A. mean or mode B. mean or median C. mode or range D. median or range
Find the range: 67, 35, 67, 67, 13, 108, 109
96
Betha's test scores. Find the median: 79, 86, 86, 97 100, 95, 67
97
Histogram
A bar graph that shows the frequency of data within equal intervals.
Frequency Table
A table for organizing a set of data that shows the number of times each item or number appears.
35
About how many more people scored 60-80 than 0-20.
13
How many 5th graders took the survey?
35
How many 7th graders were there in total?
28
How many cars were sold in total for the week?
6
How many cars were sold on Friday?
3
How many cars were sold on Tuesday
12
How many days were over 28 degrees?
450
How many employees made $77,000 and more?
250
How many employees made between $22,000 and $32,000?
13
How many numbers are between 73 and 94?
5
How many numbers are greater than 130
13
How many people BELOW the age of 16 attended the movies?
11
How many people spent 8 hours or more watching TV?
4
How many people were at least 20 years old?
7
How many people were less than 11 years old?
7
How many pulse rates were in the 70s?
14
How many scores are between 26 and 50?
4
How many students bought MORE THAN 4 books?
16
How many students scored 93% or less?
1
How many students studied 70 minutes?
8
How many students studied for 35 or 40 minutes?
27
How many students took the science quiz?
3
How many times did the team score the most points in the data set?
19
How many total grades were taken for this data set?
cannot tell
How old was the oldest person who attended the movie?
Hikaru's test scores- 75, 86, 97, 100, 100, 88. Mean and range
Mean 91, Range 25
An's volleyball scores- 23,24,25,6,77,45,23,23. Mode and median
Mode 23, Median 41
Basketball scores: 12.3, 12, 45, 66, 77, 66. Mode and range
Mode 66, Range 65
16 and 20
Most people between the ages of ______ and ______ attended the movies.
44 and 54
Most people made between ________ thousand and _______ thousand.
60 and 80
Most people received a score between ______ and _______.
Monday
On which day were 4 cars sold?
0 and 20
People scored the least between ______ and _______.
Q3 - Q1
The interquartile range is calculated by: A. Finding the middle number or median B. The maximum minus the minimum C. The upper quartile (Q3) minus the lower quartile (Q1) D. Finding the mean of the data
50%
The interquartile range of a box and whisker plot represents what percent of the data? A. 25% B. 50% C. 75% D. 100%
69.5 and 79.5
The most frequency of pulse rate were between _______ and _______.
Frequency
The rate at which something occurs in a given sample.
25%
The upper quartile of a box and whisker plot represents what percent of the data? A. 25% B. 50% C. 75% D. 100%
Tuesday
Were more cars sold on Tuesday or Thursday?
40
Were there more students who studied 40 or 60 minutes?
Less than 50 minutes
Were there more students who studied less than 50 minutes or more than 50 minutes?
100
What is the difference between the greatest number in the data and the least number in the data?
48
What is the difference between the greatest number in the data and the least number in the data?
58
What is the greatest number in the data?
10
What is the smallest number in the data?
6
What number of students scored in the 80's on their test?
30
What percent did the pulse rate occur from 59.5 to 69.5 bpm.
50
What was the number of minutes that most 7th graders said they used for studying?
55
What was the number of minutes that the third most 7th graders said they used for studying?
45
What was the number of minutes with the SECOND most 7th graders said they used for studying?
Saturday
Which day sold the least cars?
Thursday
Which day was the slowest for selling cars?
72
Which number appears the most in the stem and leaf plot?
