Research Methods- exercise 7 statistics

Research Methods- exercise 7 statistics - Research Methods...

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Research Methods Exercise 7 Due Monday, December 3 Correlation, ANOVA (one-way and factorial), Chi square (goodness of fit test and test of association) To examine relationships or association between two variables, which statistical test is conducted? The following questions refer to characteristics of a simple (bivariate) correlation: a) What is the range of values that a correlation coefficient can possibly assume? -1 to 1 b) What does the sign of a correlation coefficient indicate? examines whether a pos/neg relationship exists c) What can be inferred about the relationship between two variables when there is a positive correlation? As one variable increases, the other variable increases . d) What can be inferred about the relationship between two variables when there is a negative correlation? As one variable increases, the other variable decreases e) What does the magnitude of a correlation coefficient reveal? the strength of the relationship For each of the following pairs, indicate which is the stronger correlation:
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This note was uploaded on 04/15/2008 for the course CO 259 taught by Professor Herbeck during the Fall '08 term at BC.

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Research Methods- exercise 7 statistics - Research Methods...

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