5. temine whether the scatter diagram indicates that a linear relation may exist

Question

5. temine whether the scatter diagram indicates that a linear relation may existo If the relation is linear, determine whether it indicates a positive or negative association between the v Use th intomation to answer the folowing Explanatory Do the two variables have a linear relationship? O A. The data points do not have a linear B. The data points do not have a Inear relationship because they lie mainly in a straight line The data ports have a linear relationship because they lie mainly in a straight line. relationship because they do not lie mainly in a straight line. The data ports have a linear relationship because they do not lie mainly in a straight O c. O D. Do the two variables have a postive or a negative assocation? O A· The two variables have a negative association. O B. The two variables have a positive association c. None of the above 6. Match the inear correlation coetficient to the scatter diagram. The scales on the x- and y-axis are the same for each scatter diagram (a) r 0.810. (b)r 1, (c) r0.523 (a) Scatter diagram (1) (b) Scatter diagram (2) (c) Scatter diagram (3) . (1)1 (2)" (3) C) lll O II https://klitemprod.pearsoncmg.com/api/v1/print/math 2/27/2018

Explanation / Answer

Solution:-

5) option C. The data points have a kinear relationship because they lie mainly in a straight line

option A. The two variables have a negative association.

6. (a) Scatter diagram --- 3

(b) Scatter diagram --- 1

(c) Scatter diagram --- 2

option (3)

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