Number of Hours 1 2 3 4 5 6 7 8 Frequency 20 38 53 45 40 13 5 36 250 Amount Charged $3.00 6 9 12 14 16 18 20
Number of Hours 1 2 3 4 5 6 7 8 Frequency 20 38 53 45 40 13 5 36 250 Amount Charged $3.00 6 9 12 14 16 18 20
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Please show the work on Excel.
Transcribed Image Text:The Old Town Pasadena parking
reported the following information for a sample of 250 customers
on the number of hours cars are parked and the amount they are charged
Amount Charged
Number of Hours
1
2
3
4
5
6
7
8
Frequency
20
38
53
45
40
13
5
36
250
1. Convert the information on the number of hours parked
to a probability distribution.
$3.00
4. Find the variance and standard deviation of the number
of hours.
6
9
5. Find the variance and standard deviation of the amount charged
2 4 16 18 20
12
2. Find the mean of the number of hours parked.
How would you answer the question: How long is a typical customer parked?
3. Find the mean of the amount charged.
14
Expert Solution
Step 1
Hi! Thank you for the question. As per the honor code, we are allowed to answer three sub-parts at a time so we are answering the first three as you have not mentioned which of these you are looking for. Please re-submit the question separately for the remaining sub-parts.
Given data:
| Number of Hours(x) | Frequency | Amount Charged(Y) |
| 1 | 20 | $3.00 |
| 2 | 38 | 6 |
| 3 | 53 | 9 |
| 4 | 45 | 12 |
| 5 | 40 | 14 |
| 6 | 13 | 16 |
| 7 | 5 | 18 |
| 8 | 36 | 20 |
| 250 |
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