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Write an example of a research hypothesis for a two-tailed t test for the correlation coefficient.
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Q68: The correlation between the two variables of
Q69: If the correlation between two variables is
Q70: The correlation coefficient measures _.<br>A)mean differences<br>B)causation<br>C)prediction<br>D)association
Q71: What is the most important characteristic of
Q72: Statistically significant correlations cannot show _.<br>A)the probability
Q73: Give an example of a situation when
Q74: This chapter illustrates that you can also
Q75: Correlation coefficients can test _ variable(s)at a
Q76: With correlations,tests can be either directional or
Q78: If the hypothesis shows no direction,what type