If the test value in the figure below is 2.57 when the critical value is 1.96, w

Question

If the test value in the figure below is 2.57 when the critical value is 1.96, what decision about the hypothesis should be made? A) reject the null hypothesis B) accept the null hypothesis C) reject the alternative hypothesis D) not enough information If the correlation coefficient is 0.79, what is the explained variation? A) 37.6% B) 62.4% C) 79% D) 21% Which best describes the type of relationship shown in the figure below. A) weak positive B) weak negative C) multiple D) There is no relationship.

Explanation / Answer

(9)

Since the test value exceeds the critical value, the decision should be to reject the null hypothesis.

(11)

There is a weak positive relation between the two variables because the data points show an upward trend.

Hope this helps !

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