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WorksheetsAlgOne - Basic Stats
Total questions: 129
Worksheet time: 6hrs 22mins
12,10,10,10,13,12,11,13,10
2, 57, 38, 42, 6
4,2,7,4,3
23, 34, 27, 7, 30, 26, 28, 31, 34
12, 5, 9, 18, 22, 25, 5
8, 14, 32, 6, 15
6, 12, 16, 11, 8, 4, 1, 11, 4
What is the range?
The number in the middle
the biggest number MINUS the smallest number
The number that appears most often
What is the median?
The number in the middle when the numbers are in order from least to greatest.
The average
The number that appears most often.
What is the mode?
The average
The number that appears most often.
The number in the middle.
To find the average, or mean, of a set of numbers, add up all the numbers and divide by...
The number of items in the set.
The smallest number
The largest number
A data set can have more than one mode
True
False
When you are finding the MEDIAN and 2 numbers are in the middle, what do you do?
List both of the numbers as the Median.
Add the two numbers together and divide by 2.
Pick the one that you want.
Roger bowled 7 games last weekend.
His scores are: 127, 138, 142, 155, 165, 172, and 193.
What is the range of Roger's scores?
193
127
66
The mode score on a test was 94!
Which is true?
99 was the highest score
More students received a 94 than any other score
No one scored below 50
The number of miles Jenna ran each week is shown:
28, 31, 36, 36, 42, 48, 52
What is the median number of miles Jenna ran?
24
39
36
To find the median, you must put the data in order from least to greatest first.
True
False
Dr. Dre is a dentist.
He must report on the average (mean) number of cavities his patients have.
1, 0, 1, 5, 0, 3, 4
What is the average number of cavities?
1
2
7
At Donald's Donuts, the number of donut holes in a bag can vary.
Help Donald find the MODE.
12, 10, 10, 10, 13, 12, 11, 13, 10
10
12
No mode
The heights of some students are given in centimeters.
158, 159, 164, 164, 167, 172
What is the RANGE of the heights?
16 cm
158 cm
14 cm
What is the MEDIAN of this set of data?
10, 20, 30, 40, 50, 60, 70, 80, 90, 100
50
60
55
67, 74, 95, 98, 98, 99, 102
67, 74, 95, 98, 98, 99, 102
67, 74, 95, 98, 98, 99, 102
67, 74, 95, 98, 98, 99, 102
4,2,7,4,3
Ervin bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the range of Ervin's scores?
193
127
60
66
Find the Quartile 1 of the following data set:
2, 3, 4, 5, 5, 5, 7,
4
6
3
5
Find the Quartile 3 of these numbers:
2, 3, 4, 5, 5, 5, 7,
4
6
3
5
Find the Quartile 3 of the following data set.
5, 5, 9, 12,18, 22, 25,
22
18
25
12
Find the Quartile 1 of the following data set.
5, 5, 9, 12,18, 22, 25,
18
12
9
5
What is the third quartile (UQ) of the data?
Find the lower quartile of the following set of scores.
12, 9, 4, 6, 5, 8, 9, 4, 10, 2
10
4
9
6
Find the upper quartile (Q3)
1, 3, 4, 5, 6, 8, 11, 13, 17
What is the middle number is a set of data?
median
range
quartile 1
quartile 3
4,2,7,4,3
What do points B and D represent on the box plot?
Mean and Mode
Mean and Median
Least and Greatest Value
First and Third Quartiles
What do points A and E represent on the box plot?
Mean and Mode
Mean and Median
Least and Greatest Value
First and Third Quartiles
What is the Q1 of this data set?
6, 7, 2, 1, 5, 2, 1, 6
1
1.5
2
2.5
What is the Q3 of this data set?
6, 7, 2, 1, 5, 2, 1, 6
5
6
5.5
6.5
Find the Quartile 1 of the box and whisker plot.
60
62
64
66
Find the Quartile 3 of these numbers:
2, 3, 4, 5, 5, 5, 7,
4
6
3
5
What is the maximum?
64
65
66
67
What does point C on the box plot represent?
First Quartile
Median
Third Quartile
Mean
What is the Interquartile Range of this data set? The lower (first) quartile is 19 and the upper (3rd) quartile is 56.
75
37
72
Interquartile Range is
the difference between the third quartile and the first quartile
the difference between the greatest and least data values.
What does a quartile mean?
One fourth of the data.
One half of the data.
Some data only.
All of the data.
Which plot has a median of 50?
Plot 1
Plot 2
Plot 3
Plot 4
The median is always equal to one of the values in the data set.
True
False
The median is the midpoint between the smallest and largest values in the data set.
True
False
What is the first step to take when attempting to find IQR?
Find the lower and upper quartile.
Find the median.
Put the list of numbers in order.
Subtract the lower and upper quartile.
Minimum: 1
Q1: 3
Median: 5
Q3: 7
Maximum: 9
Find the median, first quartile, third quartile, and interquartile range of the data.
32, 53, 72, 66, 47, 54, 49, 67, 71
Median: 54
First Quartile: 49
Third Quartile: 67
IQR: 18
Median: 54
First Quartile: 48
Third Quartile: 69
IQR: 21
Median: 54
First Quartile: 48
Third Quartile: 69
IQR: 22
Median: 54
First Quartile: 49
Third Quartile: 69
IQR: 20
What is the interquartile range of the data set below?
3, 5, 6, 6, 7, 8, 9
3
6
2
8
28.75
75
45
22.5
_________________________ is a set of information collected about people or things.
frequency
data
statistical question
attribute
The number of times a data value occurs is called the __________________________.
attribute
data
statistical question
frequency
This is an example of a
histogram
dot plot
frequency table
relative frequency table
This is a
dot plot
frequency table
relative frequency table
histogram
What is the attribute of the data collected in the table.
test scores
students
science
numbers
What is the likely means of measurement for the data set?
scale
measuring cup
ruler
stopwatch
Which graph represents histogram?
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
For the data set shown, what is the lower extreme?
{15, 20, 9, 8, 10, 20, 25, 17}
15
17
8
0
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%
For the data shown, what is the upper quartile?
{5, 5, 6, 6, 6, 7, 7, 10, 11, 15, 18}
6
7
11
13
What percent of the data is below 80?
0%
25%
50%
75%
100%
Which statistical data points have the same value in both box plots? Select all that are the same.
Lower Extreme
Lower Quartile
Median
Upper Quartile
Upper Extreme
What is the lower quartile of the data?
30
40
70
80
100
For the data set shown, what is the lower quartile?
{7, 8, 10, 12, 5, 6, 9, 4}
5
5.5
6
7.5
9.5
Which statements are true. Select all the correct statements.
Howard County Little League has 50% of its data above 150 pitches and Wayne County Little League has 25% of its data above 150 pitches.
Wayne County Little League has 50% of its data above 150 pitches and Howard Little League has 25% of its data above 150 pitches.
Wayne County Little League has a higher lower quartile than Howard County Little League.
Howard County Little League has a larger range the Wayne County Little League.
The Inner Quartile Range for Wayne County is smaller than the Inner Quartile Range for Howard County.
What is the inner quartile range of the weekly car sales?
10
6
4
3
What is the range (maximum-minimum) of the data shown?
85
90
80
70
Which interval shows the greatest number of pets?
15-19
0-4
5-9
10-14
How many students have more than 1,000 songs on their MP3 player?
5
16
10
4
Which box and whisker plot has the highest median?
First plot
Second plot
What value is the lower quartile (Q1)?
66
58
60
64
What data value is the upper quartile (Q3)?
64
62
66
58
What is the interquartile range (Q3-Q1)?
4
64
60
8
Which box plot represents the data below?
90, 91, 93, 93, 95, 96, 98, 99, 101, 110, 112, 113, 123, 125, 126
How many more students scored a 88 than scored a 98 on the science test?
4
2
6
35
The data shows the heights of students in a class. Which box plot is correct?
A
B
C
D
5,11,2,12,4,2
4,5,6,7,3,4,10,1
5, 6, 3, 9, 0, 4, 1, 2, 7
The height of three basketball players is 210 cm, 220 cm and 191 cm.
What is the mean of their heights?
210
207
220
200
