(a) Determine the mean number of credit cards based on the raw data. The mean is 3.07 credit cards. (Type an integer or a decimal. Do not round) (b) Determine the standard deviation number of credit cards based on the raw data. The standard deviation is 1.849 credit cards (Round to three decimal places as needed) (c) Determine a probability distribution for the random variable, X, the number of credit cards issued to an individual.
(a) Determine the mean number of credit cards based on the raw data. The mean is 3.07 credit cards. (Type an integer or a decimal. Do not round) (b) Determine the standard deviation number of credit cards based on the raw data. The standard deviation is 1.849 credit cards (Round to three decimal places as needed) (c) Determine a probability distribution for the random variable, X, the number of credit cards issued to an individual.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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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.
(a) Determine the mean number of credit cards based on the raw data.
The mean is 3.07 credit cards.
(Type an integer or a decimal. Do not round.)
(b) Determine the standard deviation number of credit cards based on the raw data
The standard deviation is 1.849 credit cards.
(Round to three decimal places as needed.)
(c) Determine a probability distribution for the random variable, X, the number of credit cards issued to an individual.
x (# of cards) P(x) x (# of cards) P(x)
1
2
3
4
5
10
(Type integers or decimals. Do not round.)
6826
7
9
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