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A regression line was calculated as . The slope of this line is -3.2.
Q7: Give the variance of the following
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Q28: What is the test value?<br>A) 2.82<br>B) 100<br>C)
Q30: John Davis, a manager of a supermarket,
Q32: If a student randomly guesses at 20
Q44: Since the Wilcoxon rank sum test uses
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Q76: A previous analysis of paper boxes showed