Probability Distribution Problem Set

must use attachment to answer the 6 math questions 

2

>Problem

1

plots comparing the base yearly salaries of employees

Interpretation of Minimum

Hint: The minimum salary is xx.

Interpretation of Maximum

Hint: The maximum salary is xx.

Interpretation of First Quartile

% of salaries are less than xx. 75% are greater than xx.

Hint: 25% of salaries are less than xx. 75% are greater than xx.

Interpretation of Second Quartile

% of salaries are less than xx. 50% are greater than xx.

Hint: 50% of salaries are less than xx. 50% are greater than xx.

Interpretation of Third Quartile

Hint: 75% of salaries are less than xx. 25% are greater than xx.

Figure below gives the bo		x
in marketing and employees in research for a large company. Identify the five number summaries.
for each profession. Interpret them like we did in the class.
Marketing	Research
Min
Max
First Quartile
Second Quartile
Third Quartile
Marketing Interpretations	Research Interpretations
	Interpretation of Minimum
	Hint: The minimum salary is xx.
	Interpretation of Maximum
	Hint: The maximum salary is xx.
	Interpretation of First Quartile
	Hint: 2	5
	Interpretation of Second Quartile
	Hint: 5 Save Time On Research and Writing Hire a Pro to Write You a 100% Plagiarism-Free Paper. Get My Paper			0
	Interpretation of Third Quartile
	Hint: 75% of salaries are less than xx. 25% are greater than xx.

Problem 2

are fraudulent.

An insurance company determines that in every 100 claims,			4
What is the probability that the next claim the company processes will be
fraudulent?
Please state the probability as a decimal value.

Problem

3

0

1

2

3

4

5

A review of emergency room records at rural Millard Fellmore Memorial Hospital
was performed to determine the probability distribution of the number of patients
entering the emergency room during a 1-hour period. The following table lists this
probability distribution.
Patients per hour	Probability
0.2725
0.3543
0.2303
0.0998
0.0324
0.0084
6	0.0023
Determine the probability that the number of patients entering the emergency room
during a randomly selected 1-hour period is
a) 2 or more
b) exactly 5
c) fewer than 3
d) at most 1

Problem 4

x

0

1

2

3
4

Find the missing probability in the following probability distribution.
	P(x)
0.07
0.20
0.38
0.13

Problem 5

x P(x)

0

1

2 0.25
3

4

Determine whether the distribution given below are valid probability distributions or not.
0.30
	0.25			(Choose one)
0.15
0.05

Problem 6

(Choose one)

(Choose one)

Determine whether the random variable x is discrete or continuous

a. Let x represent the number of pumps in use at a gas station

b. Let x represent the weight of a truck at a weigh station