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Significance Tests

Total questions: 38

Worksheet time: 35mins

Name
Class
Date
1.
a)
A
b)
B
c)
C
d)
D
2.
a)
A
b)
B
c)
C
d)
D
3.
a)
A
b)
B
c)
C
d)
D
4.
a)
A
b)
B
c)
C
d)
D
5.
a)
A
b)
B
c)
C
d)
D
6.
a)
A
b)
B
c)
C
d)
D
7.
a)
A
b)
B
c)
C
d)
D
8.
a)
A
b)
B
c)
C
d)
D
9.
a)
A
b)
B
c)
C
d)
D
10.
a)
A
b)
B
c)
C
d)
D
11.
a)
A
b)
B
c)
C
d)
D
12.
a)
A
b)
B
c)
C
d)
D
13.
What is the name of the claim we are trying to find evidence against?
a)
null hypothesis
b)
alternative hypothesis
c)
margin of error
d)
point estimate
14.
What is it called when something is unlikely to happen by chance alone?
a)
statistically significant
b)
alpha
c)
confidence level
d)
probability
15.
A sports publication states that 32% of married men cannot watch football games because their wives prevent it.  You think that this is untrue.  What is your null hypothesis?
a)
The proportion of married men who cannot watch football because their wives prevent it is 0.32.
b)
The proportion of married men who cannot watch football because their wives prevent it is greater than 0.32.
c)
The proportion of married men who cannot watch football because their wives prevent it is less than 0.32.
d)
The proportion of married men who cannot watch football because their wives prevent it is not 0.32.
16.
a)
A
b)
B
c)
C
d)
D
17.
Which of the following is not an option for an alternate hypothesis? 
a)
Ha = k
b)
Ha > k
c)
Ha < k
d)
Ha ≠ k
18.
When making the decision regarding the null hypothesis, we should reject when the p-value is _____________.
a)
large enough
b)
even
c)
small
d)
negative
19.
The p-value of a hypothesis test is .0281.  Is this result significant at the 5% significance level?
a)
Yes, because .0281 > .05.
b)
Yes, because .0281 < .05.
c)
No, because .0281 < .05.
d)
No, because .0281 > .05.
20.
The p-value of a hypothesis test is .0281. Is this result significant at the 1% significance level?
a)
Yes, because .0281 > .01.
b)
No, because .0281 > .01.
c)
No, because .0281 < .01.
d)
Yes, because .0281 < .01.
21.
Find the critical value(s) for a test using the following hypotheses and a 5% significance level.
a)
Z* = -1.960
b)
Z* = -1.645
c)
Z* = 1.645
d)
|Z*|= 1.645
22.
Find the critical value(s) for a test using the following hypotheses and a 10% significance level.
a)
|Z*|= 1.282
b)
Z*= -1.645
c)
|Z*|= 1.645
d)
Z*= -1.282
23.
When making the decision regarding the null hypothesis, we should reject when the p-value is _____________.
a)
large enough
b)
even
c)
small
d)
negative
24.
Without using any calculator or tables, determine which of these is a plausible value for the upper critical value for a 93% confidence interval:
a)
Z* = 1.645
b)
Z* = 1.812
c)
Z* = 1.960
d)
Z* = 1.971
25.

mark ALL that apply

a)

This is a LEFT tail test

b)

This is a RIGHT tail test

c)

This has a significance level of 0.05

d)

This has a critical value of 1.645

e)

This has a critical value of -1.645

26.

You are given the following test statistics below, determine which of the test statistics would allow for you to REJECT the NULL hypothesis

(mark as many as apply)

a)

1.7

b)

-1.7

c)

-1.5

d)

1.5

e)

0.05

27.

You are given the following test statistics below, determine which of the test statistics would cause you to FAIL to REJECT the NULL hypothesis

(mark as many as apply)

a)

1.7

b)

-1.7

c)

-1.5

d)

1.5

e)

0.05

28.

Mark all that apply

a)

this has a significance level of 0.09

b)

this has a significance level of 0.18

c)

this is two tail test

d)

the confidence level is 18%

29.

Mark all that apply

a)

one of the critical values is -1.431

b)

one of the critical values is 1.431

c)

one of the critical values is 1.341

d)

one of the critical values is -1.341

e)

none of these are critical values

30.

You are given the following test statistics below, determine which of the test statistics would cause you to FAIL to REJECT the NULL hypothesis

(mark as many as apply)

a)

-1.4

b)

-1.3

c)

1.3

d)

1.4

e)

-0.18

31.

You are given the following test statistics below, determine which of the test statistics would allow for you to REJECT the NULL hypothesis

(mark as many as apply)

a)

-1.4

b)

-1.3

c)

1.3

d)

1.4

e)

-0.18

32.

Mark ALL that apply

a)

This has a level of significance of 0.025

b)

This is a left tail test

c)

This is a right tail test

d)

This has a level of significance of 0.975

33.

You are given the following test statistics below, determine which of the test statistics would allow for you to REJECT the NULL hypothesis

(mark as many as apply)

a)

2.0

b)

1.9

c)

1.95

d)

-1.96

e)

1.97

34.
a)

A

b)

B

c)

C

d)

D

e)

E

35.
a)

A

b)

B

c)

C

d)

D

e)

E

36.
a)

A

b)

B

c)

C

d)

D

e)

E

37.
a)

A

b)

B

c)

C

d)

D

e)

E

38.
a)

A

b)

B

c)

C

d)

D

e)

E

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