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Math Unit 3 - Describing Scatterplots Flashcards | StudBud
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Math Unit 3 - Describing Scatterplots
Math Unit 3 - Describing Scatterplots
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1
Complete this statement: As the number of hours of sleep increases, the test score ___________.
doesn't change
decreases
increases
can't tell- no correlation
2
Which sentence best describes the scatterplot?
As the years since 1970 increases, the temperature decreases.
As the years since 1970 increases, the temperature increases.
The is no relationship between temperature and time.
3
Which of the following words would you use to describe the correlation of this scatterplot?
strong
medium
none
weak
4
Which of the following words would you use to describe the correlation of this scatterplot?
no correlation
positive
negative
5
The scatterplot represents the heights and weights of some people, what is the weight of a person who is 72 in tall?
About 73 pounds
About 145 pounds
About 180 pounds
About 163 pounds
6
How would you describe the correlation?
nonlinear
No Shape
linear
7
Why is the outlier on this scatterplot unusual?
That person studied a good amount but got a low score
That person didn't study very much and got a high score.
That person didn't study much and got a low score.
That person's score followed the pattern.
8
As a person's math final increases, their SAT math score ________________.
doesn't change
increases
can't tell- no correlation
decreases
9
When interpreting a scatterplot, which of the following are features you should point out?
strength, direction, and form
mean and standard deviation
mean and interquartile range
center, shape, spread
10
Where is there an outlier in this scatterplot?
(160, 60)
(175, 40)
(145, 80)
(140, 40)
11
Scatterplots are used to see if there is a __________ between two variables.
pattern
relationship
conflict
connection
12
How would you describe the type of correlation?
No Shape
nonlinear
linear
13
In Nevada, there is ________ correlation between the elevation and the temperature.
positive
weak
strong
negative
14
What type of outlier is shown in this scatterplot?
joint outlier
x & y extreem outlier
x only outlier
y only outlier
15
Which point(s) is an outlier for x ONLY?
Point C
Point E
Both C and E
Both A and D
16
Describe the correlation of this data
none
strong
weak
medium
17
What is the meaning of the scatterplot?
no correlation
As temperature increases, dollars decrease
As temperature decreases, dollars increase
As temperature increases, dollars increase
18
Which point(s) is an outlier for x & y?
B, D, and E
Point E
Point B
Both A and D
19
There is an outlier in this scatterplot.
True
False
