D Question 8 10 1 2 3 4 In a certain town, 30% of adults have a college degree. Table 1 summarizes this information for the number of adults (among 4 randomly selected adults) who have a college degree. Us Table 1 to answer the questions below. X Table 1 123 P(x) 0.2401 0.4116 0.2646 0.0756 0.0081 XI space (Part A) Does the table above represent a probability distribution? Type Y for "Yes this is a probability distribution" or type N for "No this is not a probability distribution." (Part B) Find the mean of this probability distribution, rounding to 2 decimal places as needed. If this is not a probability distribution, type in X. (Part C) Find the standard deviation of this probability distribution, rounding to 2 decimal places as needed. If this is not a probability distribution, type in X.
D Question 8 10 1 2 3 4 In a certain town, 30% of adults have a college degree. Table 1 summarizes this information for the number of adults (among 4 randomly selected adults) who have a college degree. Us Table 1 to answer the questions below. X Table 1 123 P(x) 0.2401 0.4116 0.2646 0.0756 0.0081 XI space (Part A) Does the table above represent a probability distribution? Type Y for "Yes this is a probability distribution" or type N for "No this is not a probability distribution." (Part B) Find the mean of this probability distribution, rounding to 2 decimal places as needed. If this is not a probability distribution, type in X. (Part C) Find the standard deviation of this probability distribution, rounding to 2 decimal places as needed. If this is not a probability distribution, type in X.
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...
Related questions
Question
Transcribed Image Text:O
O Discrete
Question 8
O
1
2
3
X
Table 1
A
In a certain town, 30% of adults have a college degree. Table 1 summarizes this information
for the number of adults (among 4 randomly selected adults) who have a college degree. Use
Table 1 to answer the questions below.
P(x)
0.2401
0.4116
0.2646
0.0756
0.0081
ZXCVBNM
1230
space
H
(Part A) Does the table above represent a probability distribution? Type Y for "Yes this is a
probability distribution" or type N for "No this is not a probability distribution."
(Part B) Find the mean of this probability distribution, rounding to 2 decimal places as
needed. If this is not a probability distribution, type in X.
EB I UAV 92
(Part C) Find the standard deviation of this probability distribution, rounding to 2 decimal
places as needed. If this is not a probability distribution, type in X.
retu
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
This is a popular solution!
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
Recommended textbooks for you
A First Course in Probability (10th Edition)
Probability
ISBN:
9780134753119
Author:
Sheldon Ross
Publisher:
PEARSON
A First Course in Probability (10th Edition)
Probability
ISBN:
9780134753119
Author:
Sheldon Ross
Publisher:
PEARSON