MEM 1PO
Scatter Plot Quiz - A
Name:
U5-6
Create a scatter plot using the table below of the number of lates and their respective math mark:
Number Mark of Lates (%) A) Dependent variable:
95
Independent variable: 70 20
45 B) Create a well-labelled scatterplot (axes labels and title).
85
Make your scale so that the graph takes up most of the grid.
14 12
90 60 75
55
16
60 70
10
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Add a line of best fit.
C) D)
Circle any outliers on your graph and list their coordinates below:
E)
What type of correlation exists?
F)
Describe the trend. Hint: As the,...
Using interpolation, how many times were you late if you got a mark of 80%?
H)
Using extrapolation, what mark would you expect to get if you were late 25 times?
2)
Draw a line or curve of best fit for each of the scatter plots below (if possible). Write two or three key words to describe each relation on the line below the scatter plot.