30.) A researcher finds that within his sample, a significant, pastive correlati

Question

30.) A researcher finds that within his sample, a significant, pastive correlation exists between an age and their weight. How should the researcher interpret this information? a. An increase in one's age causes one's weight to increase. b. An increase in one's weight causes one's age to increase. . There is a direct l one's age and one s weijght Both answers A and B 31.) Which of the folkowing is the correct sll Ihopothesis for a correlational hypothesis test? 32) SP stands for , whereas SS stands for a. sum of squared devations; sum of products of deviations sum of products of deviations, sum of squared devarioes popuiation variance, sampke variance d. none of the above Graphing Que stions (33-35: For the following three questions, select the bestvalue for the strength and direction of the corre lation shown in each graph. C. A. Variable X 33,) Whart s the bes vabae for the strengh and direction for the correlation shown in Graph A? b.r- +0.9 d.r-9.0 34) What is the best value for the strength and direction for the correlation shown in Graph B? a, r-.90 b r-0.90 .r+0.30 nwhat b the best value for the strength and drectm for the correlation shown in c.r+0.30 d. r--9.0 36.) What s the main difference in the research design of an I variable 2 varables c. an esperiment imokes the measurement of at least 2 varables d. both answers a and b

Explanation / Answer

30 ) Option (d)

31 ) Option (a)

32 ) Option (b)

33 ) Option (b)

34 ) Option (b)

35 ) Option (c)

36 ) Option (c)

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