A company tracks the number of sales new employees make each d probationary period. The results for one new employee are shown Sales per Day 0 1 ~3 2 3 Number of Days 12 26 21 25
A company tracks the number of sales new employees make each d probationary period. The results for one new employee are shown Sales per Day 0 1 ~3 2 3 Number of Days 12 26 21 25
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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Question

Transcribed Image Text:PROBLEM 2
A company tracks the number of sales new employees make each day during a 145-day
probationary period. The results for one new employee are shown below:
1.
2.
X
P(x)
Sales per Day
O
1
234567
O
Number of Days
12
26
21
25
20
19
14
8
Create a frequency distribution for this data:
Round to the thousandths
1
2
3
4
2
b
How do we verify probability distributions? Use complete sentence.
Expert Solution

Introduction
The probability distribution gives likelihood of each outcome in a random experiment.
It gives the possibility of each outcome.
In probability distribution table X is random variable and P(X) is the probability of occurrence.
X | X1 | X2 | X3 | Xn | sum |
P(X) | P1 | P2 | P3 | Pn | 1 |
In above table probability should always greater than 0 and sum of probabilities is always 1
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