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Statistics/Probability Quiz Flashcards | StudBud
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Statistics/Probability Quiz
Statistics/Probability Quiz
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Review game on statistics and probability #Grade 8
Flashcards
25 cards
F
Practice quiz
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Host live
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Questions
25
Answers
1
Which two points are outliers?
(30,90) and (75,30)
(30,90) and (70,30)
(10,10) and (30,90)
(80,90) and (65,80)
2
A two-way table shows . . .
a set of equations
data from a graph
a set of data from two variables
a set of data from one variable
3
Which points are outliers?
(9,3) and (2.5,7.5)
(2,1) and (10,8)
(2,1) and (1,7)
(8,2) and (10,8)
4
What is the relative frequency of adults who sleep 3-6 hours?
47%
53%
28%
72%
5
What association does this graph represent?
weak non linear association
Weak linear association
Strong linear association
Strong non linear association
6
What association would result in the mass of an object and its force?
Positive association
No association
Negative association
7
A scatter plot showing few points scattered randomly across a graph is what type of correlation
Negative correlation
Positive correlation
No correlation
8
Linear or non linear?
Non linear
Linear
9
What association does this graph represent?
Weak linear association
Weak non linear association
Strong linear association
Strong non linear association
10
Can this line be the line of best fit for this graph?
Yes
No
11
How many students that are ages 14-17 skip breakfast?
36
54
24
43
12
What can you infer from this table?
Adults get more sleep than teenagers
Teenagers get more sleep thand adults
Teenagers get less sleep than adults
Adults get less sleep than teenagers
13
When both variables increase, what correlation will the scatter plot demonstrate?
Negative correlation
No correlation
Positive correlation
14
Linear or non-linear?
Non-linear
Linear
15
What association does this graph represent?
Strong association
No association
Moderate association
16
Line of best fit is . . .
a line that representing an equation
a line that most accurately shows the data of a scatter plot
a line that crosses the x-axis
straight and stretches infinitely across a graph
17
What correlation does this scatter plot represent?
Positive correlation
Negative correlation
No correlation
18
What association does this scatter plot represent?
Moderate association
Weak association
Strong association
19
What is the relative frequency of the people that play team sports?
70%
50%
30%
55%
20
Can this line be the line of best fit for this graph?
No
Yes
21
What is the relative frequency of females with allergies?
45%
71%
66%
78%
22
What are the two variables in this two-way table?
Gender and profession
Male and female
Gender and male
Doctor and nurse
23
Relative frequency is . . .
line that best fits the trend of data
fraction/percentage of times and an answer occurs
the point where the line on a graph crosses the y-axis
how often a certain piece of data can be inputed
24
Of the people with allergies, how many more females than males were surveyed?
two more
fifteen more
Three more
Eighteen more
25
As one variable increases and the other decreases, what correlation would the scatter plot show
No correlation
Positive correlation
Negative correlation
