
MATLAB: An Introduction with Applications
6th Edition
ISBN: 9781119256830
Author: Amos Gilat
Publisher: John Wiley & Sons Inc
expand_more
expand_more
format_list_bulleted
Question
Solve for F

Transcribed Image Text:Print
Done
3246NON 223
22~23~N~GN
233333NVEN
2211AAN www.
3822-35133
NAAN N N NOWG
9331 w w wASU
2332 V W NW N W
3214 NAN232
6211 - NWNAN
Credit Card Survey Results

Transcribed Image Text:One question from a survey was "How many credit cards do you currently have?" The results of the survey are provided. Complete parts (a) through (g) below.
Click the icon to view the survey results.
Probability, P
0.34
0.2-
0.1-
0-
74
0 2 4 6 8 10
# of credit cards,
Q
Describe the shape of the distribution.
The distribution has one mode and is skewed right.
0.2-
GLI:
0 2 4 6 8 10
# of credit cards, x
0.3
The probability is
(Type an integer or a decimal. Do not round.)
0.1-
0-
Q
(e) Determine the mean and standard deviation number of credit cards from the probability distribution found in part (c)
The mean is 3.07 credit cards.
(Type an integer or a decimal. Do not round)
20
Probability, Pr
√₁
à 034
0.2-
0.1-
0-
5
0 2 4 6 8 10
# of credit cards, x
Q
G
The standard deviation is 1.840 credit cards.
(Round to three decimal places as needed.)
(f) Determine the probability of randomly selecting an individual whose number of credit cards is more than two standard deviations from the mean. Is this result unusual?
27
0.3-
02-
0.1-
10-
0 2 4 6 8 10
# of credit cards, x
Q
Expert Solution

This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by stepSolved in 3 steps

Knowledge Booster
Similar questions
Recommended textbooks for you
- MATLAB: An Introduction with ApplicationsStatisticsISBN:9781119256830Author:Amos GilatPublisher:John Wiley & Sons IncProbability and Statistics for Engineering and th...StatisticsISBN:9781305251809Author:Jay L. DevorePublisher:Cengage LearningStatistics for The Behavioral Sciences (MindTap C...StatisticsISBN:9781305504912Author:Frederick J Gravetter, Larry B. WallnauPublisher:Cengage Learning
- Elementary Statistics: Picturing the World (7th E...StatisticsISBN:9780134683416Author:Ron Larson, Betsy FarberPublisher:PEARSONThe Basic Practice of StatisticsStatisticsISBN:9781319042578Author:David S. Moore, William I. Notz, Michael A. FlignerPublisher:W. H. FreemanIntroduction to the Practice of StatisticsStatisticsISBN:9781319013387Author:David S. Moore, George P. McCabe, Bruce A. CraigPublisher:W. H. Freeman

MATLAB: An Introduction with Applications
Statistics
ISBN:9781119256830
Author:Amos Gilat
Publisher:John Wiley & Sons Inc

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
ISBN:9781305504912
Author:Frederick J Gravetter, Larry B. Wallnau
Publisher:Cengage Learning

Elementary Statistics: Picturing the World (7th E...
Statistics
ISBN:9780134683416
Author:Ron Larson, Betsy Farber
Publisher:PEARSON

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
Statistics
ISBN:9781319013387
Author:David S. Moore, George P. McCabe, Bruce A. Craig
Publisher:W. H. Freeman