Which of the following cannot be an alternative

7.) Which of the following cannot be an alternative hypothesis?
a.) β
k
= 0
b.) β
k
≠ 0
c.) β
k
> 0
d.) β
k
< 0
Ans: a
Level: Easy
Section: 3.2
9.) For which alternative hypothesis do you reject H
0
if t≤t
( α ,N-2)
?

10.) For which alternative hypothesis do you reject H
0
if |t| ≤t
( α/2 ,N-2)
?
12.) In which case would testing the null hypothesis involve a two-tailed statistical
test?
14. What does a p-value NOT tell you?
a.) The size of the largest rejection region that would not contain the observed test
statistic
b.) The probability that the null hypothesis is true and you would observe a test
statistic more extreme than the one observed
c.) The highest value of α for which you cannot reject the null hypothesis based on
the data
d.) The probability that the null hypothesis is true
Ans: d
Level: Moderate
Section: 3.5