x� P(x)�(�) 23 0.14 24 0.18 25 0.21 26 0.31 27 0.16 Find the mean number of students in a Statistics class at the college: Find the standard deviation of the number of students in a Statistics class at the college:

x� P(x)�(�) 23 0.14 24 0.18 25 0.21 26 0.31 27 0.16 Find the mean number of students in a Statistics class at the college: Find the standard deviation of the number of students in a Statistics class at the college:

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Question

x�	P(x)�(�)
23	0.14
24	0.18
25	0.21
26	0.31
27	0.16

Find the mean number of students in a Statistics class at the college:

Find the standard deviation of the number of students in a Statistics class at the college:

Expert Solution

Step 1

The table shows the probability distribution table of x and P(x).

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