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A Researcher Has Developed the Regression Equation Y = 2

Question 21

Multiple Choice

A researcher has developed the regression equation y = 2.164 + 1.3657x, where n = 6, the mean of x is 8.667, Sxx = 89.333, and Se = 3.44. The researcher wants to test if the slope is significantly positive, and he chooses a significance level of 0.05. The observed t value is ___.


A) 3.752
B) 3.852
C) 3.972
D) 3.985
E) 3.995

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