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Data & Scatterplots Algebra Flashcards | StudBud
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Data & Scatterplots Algebra
Data & Scatterplots Algebra
21 terms
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StudBud Administration
To review basic patterns of association and best fit lines
Flashcards
21 cards
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Practice quiz
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Questions
21
Answers
1
Which is NOT an example of Causation?
Height and Weight
Rainfall and river water levels
Sleeping and Test Performance
Age and Hearing Loss
2
What type of association is shown by the scatter plot?
None
Positive
Non-Linear
Negative
3
What relationship is shown on this image?
strong positive relationship
no relationship
weak negative relationship
weak positive relationship
4
Can a relationship be causative without being correlative?
Yes
No
5
What is the equation of the best fit line?
y = 10x + 16
y = 1/5 x + 16
y = 5x + 16
y = 1/2 x + 16
6
What is the line called that is drawn on this scatterplot?
a relationship line
The correlation coefficient
the line of best fit
the line of correlation
7
What is the name of a point that falls outside the norm?
deviation
exception
outlier
abnormality
8
What does the slope of the best fit line represent?
The rate of money gained over change in temperature
The amount of money gained per degree celcius
The money of the weather
Impossible to determine
9
What is the relationship between the variables?
There is a strong negative relationship.
There is a weak positive relationship
There is a weak negative relationship.
There is a strong positive relationship.
10
What is the y-intercept of the given best fit line represent?
Average Test Score
All of the above
The average test score with no time spent studying
The amount of time spent studying for a score of 67
11
Use the line of best fit to predict the science test outcome for a math score of 60.
30
40
not enough information to tell
25
12
What time does the function predict that the fastest 14 yr old could run a marathon? (rounded)
207 minutes
225 minutes
213 minutes
199 minutes
13
Scatterplots are used to discover if there is a _________ between variables.
correlation
relationship
relationship or correlation
trend
14
What was Ellie for Halloween this year?
A lion
A duck
A mermaid
Elmo
15
Is correlation proof of causation?
yes
STILL NO!!!
NO!
Perhaps...
16
What say you?
A lack of exercise causes diabetes
There is a high correlation between diabetes and exercise
Exercising can reduce the risk for diabetes
There's a strong negative correlation between the two
17
Can a relationship be correlative without being causative?
No
Yes
18
What is the independent variable in this scatterplot?
Basketball stats
It is not shown on this scatterplot
Minutes played
Points scored
19
What type of association is shown on the graph?
None
Positive
Non-Linear
Negative
20
What type of function models best to this data?
Modulus
Quadratic
Linear
Exponential
21
Which IS and example of Causation?
Age and Height
Amount of homework and happiness
Time and Money Earned
Smoking and Lung Cancer
