Question options:
p
2
{"version":"1.1","math":"H_0:p_1=p_2"}
and
H
a
:p
1
≠p
2
{"version":"1.1","math":"H_a:p_1 \neq p
2
{"version":"1.1","math":"H_0:p_1=p_2"}
and
H
a
:p
1
<p
2
{"version":"1.1","math":"H_a:p_1< p_2"
2
{"version":"1.1","math":"H_0:p_1=p_2"}
and
H
a
:p
1
>p
2
{"version":"1.1","math":"H_a:p_1>p_2"
2
{"version":"1.1","math":"H_0:p_1=p_2"}
and
H
a
:p^
1
≠p^
2
{"version":"1.1","math":"H_a:\hat

Create a 95% confidence interval
for
p
1
−p
2
{"version":"1.1","math":"p_1-p_2"}. Input
your answers for the point estimate, margin of error, lower
bound and upper bound.
1 / 1 point
What is the point estimate for this 95% confidence
interval?
Answer:
0.031
Question
7
1 / 1
point
What is the margin of error for this 95% confidence
interval?
Answer:
0.154
Question
8
0.5 / 0.5
points
Input the lower bound.
(Round to three decimal places)
Answer:
-0.123
Question
9
0.5 / 0.5
points
Input the upper bound.
(Round to three decimal places)
Answer:
0.185
Question
10
1 / 1
point
With
α=0.05
{"version":"1.1","math":"\alpha=0.05"},
what decision do you make?
Question options:
ct
H
0
{"version":"1.1","math":"H_0"}

a
{"version":"1.1","math":"H_a"}
ct
H
a
{"version":"1.1","math":"H_a"}
0
{"version":"1.1","math":"H_0"}
Which of the following statements best describes the
outcome of this study.
Question options:
nt evidence to suggest that the true proportion of females who can taste PTC is less than the true proportion of males who can ta
evidence to suggest that the true proportion of females who can taste PTC is greater than the true proportion of males who can t
evidence to suggest that the true proportion of females who can taste PTC is different from the true proportion of males who can
nt evidence to suggest that the true proportion of females who can taste PTC is different from the true proportion of males who c
For the next 9 questions, we will review the "Mortality

#### You've reached the end of your free preview.

Want to read all 7 pages?

- Spring '16
- Statistics, Null hypothesis, Statistical hypothesis testing, PTC, Question options