Regression Models Answers
5 verified answers
1
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Which best describes the strength of a model with an r-value of 0.29?
A
a weak positive correlationB
a strong positive correlationC
a weak negative correlationD
a strong negative correlation2
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Which graph shows data whose r-value is most likely closest to 0?
A
A graph shows both axes unnumbered. Points show a downward trend.
B
A graph shows both axes unnumbered. Points show an upward trend.
C
A graph shows both axes unnumbered. Points show a downward trend.
D
A graph shows both axes unnumbered. Points are scattered all over the graph.
3
A graph shows the horizontal axis numbered 1 to 5 and the vertical axis numbered 1 to 5. Points and a line show an upward trend.
A
–0.65B
–0.19C
0.19D
0.754
The table shows the shipping costs for items of different values.
A
a weak positive correlationB
a strong positive correlationC
a weak negative correlationD
a strong negative correlation5
Which r-value represents the weakest correlation?
A
–0.75B
–0.27C
0.11D
0.54Did you find these answers helpful?
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