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WorksheetsBivariate Data
Total questions: 35
Worksheet time: 1hrs 15mins
Name
Class
Date
1.
Using the points (6,70) & (9,95), what is the line of best fit equation?
a)
y = 8.3 x + 20
b)
y = -8.3 x + 20
c)
y = 8.3 x + 60
d)
y = -8.3 x + 60
2.
a)
A
b)
B
c)
C
d)
D
3.
What relationship is shown in the scatter plot?
a)
As the cost goes down, the number sold goes down.
b)
As the cost goes up, the number sold goes down.
c)
As the cost goes down, the number sold remains the same.
d)
There is not relationship between cost and the number sold.
4.
Which is NOT an example of categorical data?
a)
gender
b)
hair color
c)
academic level
d)
amount of money one makes
5.
Data points that are far away from most other points
a)
Cluster
b)
Outlier
c)
Correlation
d)
Scatter Plot
6.
a)
A) y = 1.4x + 55
b)
B) y = 1.4x - 84
c)
C) y = 0.72x + 60
d)
D) y = 0.72x + 56
7.
a)
560
b)
295
c)
760
d)
855
8.
a)
20
b)
55
c)
35
d)
85
9.
a)
Positive Association
b)
Negative Association
c)
No Association
d)
Non-Linear Association
10.
Which is an example of categorical data?
a)
Height
b)
Eye Color
c)
Shoe Size
d)
Years
11.
What type of correlation is shown in the scatter plot?
a)
Positive Linear Correlation
b)
Negative Linear Correlation
c)
Non-Linear Correlation
d)
No Correlation
12.
What is the trend for this scatter plot
a)
Negative
b)
Positive
c)
None
13.
What is the type of association?
a)
Negative
b)
no association
c)
positive
14.
Which of the following lines represents the line of best fit for the scatter plot?
a)
A
b)
B
c)
C
d)
D
15.
How many people were surveyed?
a)
60
b)
180
c)
240
d)
156
16.
How many people drive sports cars?
a)
39
b)
45
c)
84
d)
60
17.
How many middle schoolers play an instrument, but do not play a sport?
a)
3
b)
7
c)
11
d)
8
18.
How many chemical engineers chose Science as their favorite subject?
a)
80
b)
91
c)
171
d)
262
19.
What number should go in the blue box?
a)
21
b)
135
c)
19
d)
22
20.
What is the relative frequency (to the nearest percent) of boys among those who cannot bike to school?
a)
4%
b)
14%
c)
13%
d)
29%
21.
What percentage of girls have blonde hair?
a)
30%
b)
32%
c)
29%
d)
40%
22.
What percentage of SUV's are driven by women?
a)
56.25%
b)
75%
c)
83.25%
d)
86.5%
23.
What percentage of males drive sports cars?
a)
35%
b)
16.25%
c)
65%
d)
25%
24.
What percentage of the days that it rained, did they forecast no rain?
a)
About 20%
b)
About 18%
c)
About 14%
d)
About 12%
25.
According to the table, what is the relative frequency of Students ages 14 - 17 who skip breakfast?
a)
About 27%
b)
About 35%
c)
About 15%
d)
About 30%
26.
What is the relative frequency of a person who wears pants out of all those who wear sandals?
a)
4%
b)
14%
c)
20%
d)
36%
27.
If you score 76, 85, 97, and 83 on your math tests, what would your median score be?
a)
84
b)
90
c)
85
d)
88
28.
Find the mean of these numbers:
5, 11, 2, 12, 4, 2
5, 11, 2, 12, 4, 2
a)
4.1
b)
6
c)
4.5
d)
4
29.
a)
spread
b)
mean
c)
outlier
d)
median
30.
Find the median of these numbers:
4, 2, 7, 4, 3
4, 2, 7, 4, 3
a)
2
b)
5
c)
7
d)
4
31.
What is the mode in the following numbers? [3, 24, 3, 7, 30, 1, 3, 7, 3]
a)
3 and 7 both are modes
b)
1 and 7 both are modes
c)
3 only
d)
7 only
32.
What is the relative frequency of students speaking Spanish?
a)
16%
b)
12%
c)
24%
d)
48%
33.
How many total people were surveyed about what ice cream flavor they would pick?
a)
107
b)
92
c)
70
d)
269
34.
What is the relative frequency (to the nearest percent) of boys among those who cannot bike to school?
a)
4%
b)
14%
c)
13%
d)
29%
35.
According to the table, what is the relative frequency of students ages 14 - 17 who skip breakfast?
a)
About 67%
b)
About 35%
c)
About 15%
d)
About 60%
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