AnswersAA-F26 Physical ScienceIntroduction to Motion

Introduction to Motion Answers

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The equation of the trend line is ✔ y = 18.8x – 763y = 18.8x + 763y = –18.8x – 763y = –18.8x + 763.

A
y = 18.8x – 763
B
y = 18.8x + 763
C
y = –18.8x – 763
D
y = –18.8x + 763
22
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Which were included in your explanation? Check all that apply.

A
IQ scores and GPAs have a positive correlation and a fairly strong association.
B
IQ and SAT scores have a positive correlation and a fairly strong association.
C
Because IQ scores are in both data sets and they are positively correlated to both GPAs and SAT scores, it is likely that GPAs and SAT scores are also positively correlated.
23

Which statement(s) did you include in your response? Check all that apply.

A
Use the equation of the IQ-GPA trend line to find the IQ corresponding to the given GPA.
B
Use the equation of the IQ-SAT trend line to find the SAT corresponding to that IQ.

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