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draft CheckPoint

Authored by JAMES ADAMS

Mathematics

9th Grade

8 Questions

draft CheckPoint
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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What is the correlation for the following Scatter Plot.

Weak Positive

No Correlation

Strong Negative

Weak Negative

Strong Positive

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Given the following Scatter Plot, select the option that is most likely the r value.

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Estimate the correlation coefficient for this scatterplot.

A) r = -0.9

B) r = 1

C) r = 0.9

D) r = -1

4.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Media Image

Determine the correlation of the points on the scatterplot.

Positive Correlation

Negative Correlation

No Correlation

Zero Correlation

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Given the following Scatter Plot, select the option that is most likely the r value.

6.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Media Image

The table shows the lengths and corresponding ideal weights of sand sharks. Which r-value is more accurate for the data?

r = 0.99

r = -0.90

r = 0.09

r = -0.099

7.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

Media Image

Determine the line of best fit for the data shown.

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