Multiple Choice
A scientist is studying the relationship between the depth of a watermelon vines' roots and the weight of the watermelons produced. The scientist collects measurements from a random sample of vines. He then conducts a significance test in which the null hypothesis is that there is no correlation between the two variables (correlation = 0) versus the alternative that the correlation is greater than 0. From this test he found a
P-value of 0.0032. What does this tell us?
A) There is significant evidence that the correlation is greater than 0 at the 0.05 level.
B) There is no significant evidence that the correlation is greater than 0 at the 0.05 level.
C) The correlation is very small.
D) The correlation is very close to 1.
Correct Answer:
Verified
Correct Answer:
Verified
Q20: A paint manufacturer fills cans of paint
Q21: In a recent poll, 30 percent of
Q22: If the value of the standardized test
Q23: We would like to test the hypothesis
Q24: If a significance test gives P-value 0.005,<br>A)
Q25: In a recent poll, 30 percent of
Q27: We would like to test the hypothesis
Q28: A genetic theory says that a cross
Q29: Among the findings of the American Religion
Q30: A city ordinance requires that more than