A right-tailed test with a = 0.005. closest to 1– a, Find the 1- 0.005 0.9950. In this case, it is 0.9949 or 0.9951. area or The two z values corresponding to 0.9949 and 0.9951 are 2.57 and 2.58. Since 0.9500 is halfway between these two values, find the average of the two values (2.57 +2.58) / 2= 2.575. However, 2.58 is most often used B. Finding Critical valuels. Directions: Using the z table .find the critical value(s) for each situation and draw the appropriate fiaure showina the critical region. jd. a= 0.01, right-tailed test e. a= 0.05, lefl-tailed test

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
icon
Related questions
Question
Step 1
Draw the figure and indicate the
appropriate area.
Step2
Find the z value which corresponds to the area
Given
A left-tailed test with
a =0.10.
Find the area closest to 0.1000 in z table. In
this case, it is 0.1003 the z value which
corresponds to the area 0.1003. It is -1.28.
0.2000
For the left z critical value, find the area
A two-tailed test with
closest to . or
0.02
= .0.01. In this case, it is
a= 0.02.
0.0099.
For the right z critical value, find the area
closest to 1 - or 1
case, it is 0.9901.
Find the z values for each of the areas. For
0.0099, z =-2.33. For the area of 0.9901,
z = 0.9901, z = +2.33.
a02
= 0.9900. In this
2'
2
0.01.
-2.33
+2.95
A right-tailed test with
a = 0.005.
to 1- a,
, or
Find the area closest
1 - 0.005 = 0.9950. In this case, it is 0.9949
or 0.9951.
The two z values corresponding to 0.9949
and 0.9951 are 2.57 and 2.58.
0.005
Since 0.9500 is halfway between these two
values, find the average of the two values
(2.57 +2.58) / 2= 2.575.
However, 2.58 is most often used
B. Finding Critical valuels.
Directions: Using the z table .find the critical value(s) for each situation and draw the appropriate
fiaure showing the critical reaion.
d. a 0.01,
right-tailed test
e. a = 0.05,
left-tailed test
Transcribed Image Text:Step 1 Draw the figure and indicate the appropriate area. Step2 Find the z value which corresponds to the area Given A left-tailed test with a =0.10. Find the area closest to 0.1000 in z table. In this case, it is 0.1003 the z value which corresponds to the area 0.1003. It is -1.28. 0.2000 For the left z critical value, find the area A two-tailed test with closest to . or 0.02 = .0.01. In this case, it is a= 0.02. 0.0099. For the right z critical value, find the area closest to 1 - or 1 case, it is 0.9901. Find the z values for each of the areas. For 0.0099, z =-2.33. For the area of 0.9901, z = 0.9901, z = +2.33. a02 = 0.9900. In this 2' 2 0.01. -2.33 +2.95 A right-tailed test with a = 0.005. to 1- a, , or Find the area closest 1 - 0.005 = 0.9950. In this case, it is 0.9949 or 0.9951. The two z values corresponding to 0.9949 and 0.9951 are 2.57 and 2.58. 0.005 Since 0.9500 is halfway between these two values, find the average of the two values (2.57 +2.58) / 2= 2.575. However, 2.58 is most often used B. Finding Critical valuels. Directions: Using the z table .find the critical value(s) for each situation and draw the appropriate fiaure showing the critical reaion. d. a 0.01, right-tailed test e. a = 0.05, left-tailed test
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps with 1 images

Blurred answer
Recommended textbooks for you
MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
Statistics
ISBN:
9781119256830
Author:
Amos Gilat
Publisher:
John Wiley & Sons Inc
Probability and Statistics for Engineering and th…
Probability and Statistics for Engineering and th…
Statistics
ISBN:
9781305251809
Author:
Jay L. Devore
Publisher:
Cengage Learning
Statistics for The Behavioral Sciences (MindTap C…
Statistics for The Behavioral Sciences (MindTap C…
Statistics
ISBN:
9781305504912
Author:
Frederick J Gravetter, Larry B. Wallnau
Publisher:
Cengage Learning
Elementary Statistics: Picturing the World (7th E…
Elementary Statistics: Picturing the World (7th E…
Statistics
ISBN:
9780134683416
Author:
Ron Larson, Betsy Farber
Publisher:
PEARSON
The Basic Practice of Statistics
The Basic Practice of Statistics
Statistics
ISBN:
9781319042578
Author:
David S. Moore, William I. Notz, Michael A. Fligner
Publisher:
W. H. Freeman
Introduction to the Practice of Statistics
Introduction to the Practice of Statistics
Statistics
ISBN:
9781319013387
Author:
David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:
W. H. Freeman