10 11 12 13 14 P(X) 0.4 0.2 0.2 0.1 0.1
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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Independent Assessment 1: Fill me in and solve
Write all the necessary formula and show the complete solution.
Formula to be used:
a. Mean
b. Variance
c. Standard Deviation
Solution:
Independent Activity 2: Study and analyze
The number of patients seen in the Emergency Room in any given hour is a random
variable represented by x. The probability distribution for x is:
10
11
12
13
14
P(X) 0.4 0.2 0.2 0.1 0.1
Independent Assessment 2: Fill me in and solve
Write all the necessary formula and show the complete solution.
Formula to be used:
a. Mean
b. Variance
c. Standard Deviation
Solution:
Independent Activity 3: Study and analyze
Suppose that a coin is to be tossed four times, and let X represent "the number of
TAILS that can come up". Find the mean, variance, and standard deviation of this
distribution.
1
3
P(X)
1
4
1
6.
3
1
1
or
16
or
4
or
16
16
4
16
8.
16
Independent Assessment 3: Fill me in and solve
Write all the necessary formula and show the complete solution.
Formula to be used:
a. Mean
b. Variance
c. Standard Deviation
Solution:
4,
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