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Duplicate of Data & Scatterplots Algebra Flashcards | StudBud

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Duplicate of Data & Scatterplots Algebra

11 terms·StudBud Administration·27 plays

To review basic patterns of association and best fit lines

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Questions 11

Answers

1
What is the line called that is drawn on this scatterplot?
a relationship line
the line of correlation
The correlation coefficient
the line of best fit
2
What is the independent variable in this scatterplot?
Minutes played
Basketball stats
It is not shown on this scatterplot
Points scored
3
What is the relationship between the variables?
There is a strong positive relationship.
There is a weak negative relationship.
There is a weak positive relationship
There is a strong negative relationship.
4
What type of association is shown by the scatter plot?
Negative
Positive
None
Non-Linear
5
What relationship is shown on this image?
no relationship
strong positive relationship
weak positive relationship
weak negative relationship
6
Scatterplots are used to discover if there is a _________ between variables.
trend
relationship
correlation
relationship or correlation
7
What is the name of a point that falls outside the norm?
deviation
abnormality
outlier
exception
8
What does the slope of the best fit line represent?
The money of the weather
The amount of money gained per degree celcius
Impossible to determine
The rate of money gained over change in temperature
9
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
10
What is the equation of the best fit line?
y = 10x + 16
y = 1/2 x + 16
y = 1/5 x + 16
y = 5x + 16
11
Use the line of best fit to predict the science test outcome for a math score of 60.
25
40
30
not enough information to tell