Sample Space is ________

Question 10 options:

is usually undefined

is an exhaustive list of every single unique possible outcomes

is just a part of the possible outcomes

a very specfic subset of possible outcomes

Suppose students' exam scores are normally distributed with mean of 65 and standard deviation of 10. What proportion of the students are taking the test score at most 80?

Question 17 options:

a)

0.0668

b)

0.84

c)

0.93

d)

0.217

e)

0.39

Suppose we want to test the claim that there is evidence to suggest that when you play at home, you have more chances to win (there really is a home field advantage), at least in professional baseball. Is the hypothesis test left-tailed, right-tailed, or two-tailed ?

Question 21 options:

a)

right-tailed

b)

two-tailed

c)

left-tailed

Failing to reject a falseH

0

Question 25 options:

a)

rejecting the alternative hypothesis

b)

Type I Error

c)

Type II Error

d)

failing to reject the null hypothesis

e)

rejecting the null hypothesis