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StatisticsResearch Methods for the Behavioral Sciences (MindTap Course List)Make up a set of 10 pairs of scores (X and Y values) so that the Pearson correlation between X and Y is approximately r = 0.70. (Hint: Sketch a scatter plot similar to the one shown in Figure 15.6 showing a pattern that corresponds to a reasonably good, positive correlation. Then add numbers to both axes and read the X and Y values from your graph.) If you have access to SPSS or a similar data analysis program, calculate the Pearson correlation for your scores. (Note: Instructions for using the latest version of SPSS are contained in Appendix C.)BuyFind*launch*

5th Edition

Frederick J Gravetter + 1 other

Publisher: Wadsworth Publishing

ISBN: 9781305104136

Chapter 15, Problem 2EA

Textbook Problem

Make up a set of 10 pairs of scores (X and Y values) so that the Pearson correlation between X and Y is approximately *r =* 0.70. (Hint: Sketch a scatter plot similar to the one shown in Figure 15.6 showing a pattern that corresponds to a reasonably good, positive correlation. Then add numbers to both axes and read the X and Y values from your graph.) If you have access to SPSS or a similar data analysis program, calculate the Pearson correlation for your scores. (Note: Instructions for using the latest version of SPSS are contained in Appendix C.)

Research Methods for the Behavioral Sciences (MindTap Course List)

Ch. 15.1 - Define the two general categories of statistics,...Ch. 15.1 - Define a statistic and a parameter and explain the...Ch. 15.2 - Construct a frequency distribution table or graph...Ch. 15.2 - Define and compute the three measures of central...Ch. 15.2 - Explain how the mean and the standard deviation...Ch. 15.2 - Explain how the Pearson correlation describes the...Ch. 15.3 - Identify the general purpose of a hypothesis test...Ch. 15.3 - Define a Type I and a Type II error, explain why...Ch. 15.3 - Explain how sample size and sample variance...Ch. 15.4 - Identify the characteristics that differentiate...

Ch. 15.5 - Describe the two basic concerns with the...Ch. 15.5 - Describe the basic concern with measuring...Ch. 15 - In addition to the key words, you should also be...Ch. 15 - Describe the two general purposes of statistics...Ch. 15 - Explain the difference between a statistic and a...Ch. 15 - Construct a frequency distribution histogram or...Ch. 15 - Under what circumstances are the median and the...Ch. 15 - For a distribution with a mean of 70 a. If the...Ch. 15 - A researcher obtains a correlation of r = -0.72...Ch. 15 - Define the term sampling error. Be sure to include...Ch. 15 - Briefly explain what is meant when a researcher...Ch. 15 - What is the goal of a hypothesis test?Ch. 15 - Describe the relationship between the alpha level...Ch. 15 - Explain how increasing the size of the sample can...Ch. 15 - The purpose of an independent-measures t-test is...Ch. 15 - Identify the appropriate hypothesis test for each...Ch. 15 - Describe the basic problem with a split-half...Ch. 15 - Cohens kappa was developed to deal with a...Ch. 15 - Make up a set of 10 scores such that the set of...Ch. 15 - Make up a set of 10 pairs of scores (X and Y...

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