Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

Multiple choice problems based on the continuous probability distribution.

1.  An exponential probability distribution

a. is a continuous distribution

b. is a discrete distribution

c. can be either continuous or discrete

d. must be normally distributed

2.  Z is a standard normal random variable. What is the value of Z if the area to the right of Z is 0.9803?

a.-2.06

b.0.4803

c.0.0997

d.3.06

3.  The ages of students at a university are normally distributed with a mean of 21. What percentage of the student body is at least 21 years old?

a.It could be any value, depending on the magnitude of the standard deviation

b.50 percent

c.21 percent

d.1.96 percent

4.  Given that Z is a standard normal random variable. What is the value of Z if the area to the left of Z is 0.9382?

a.1.8

b.1.54

c.2.1

d. 1.77

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M923222

Have any Question? 


Related Questions in Statistics and Probability

Topicnbspstate party structurethreadnbspfirst review the

Topic:  State Party Structure Thread:  First, review the Reading & Study presentation "Political Structure at the State Level" as an example about the structure of the Republican Party in Virginia Select 1 of the major p ...

In this exercise we consider a situation with n men and n

In this exercise we consider a situation with n men and n women. (a) Prove that if in stage t of the men's courtship algorithm, a particular man is dismissed for the (n - 1)-th time, then the algorithm terminates at stag ...

1 the total variance in a set of scores can be partitioned

1. The total variance in a set of scores can be partitioned into two components. What are they, and how do they differ? 2. What are some factors that contribute to error variance in a set of data? 3. Generally, do resear ...

Suppose the mean test scores for a college enter exam is

Suppose the mean test scores for a college enter exam is normally distributed with mean = 78 and standard deviation = 12. a). If an individual student is selected at random, what is the probability that this student's sc ...

Imagine that you conduct a study to test the average level

Imagine that you conduct a study to test the average level of guilt experienced by Christians, Jews, Buddhists, Muslims, and Hindus. Could you use an ANOVA to analyze your data? Why or why not?

The annual commissions earned by sales representatives of

The annual commissions earned by sales representatives of Machine Products, Inc. a manufacturer of light machinery, follow the normal probability distribution.  The mean yearly amount earned is $40,000 and the standard d ...

Assignmentsuppose that there are two candidates ie jones

Assignment Suppose that there are two candidates (i.e., Jones and Johns) in the upcoming presidential election. Sara notes that she has discussed the presidential election candidates with 15 friends, and 10 said that the ...

A survey of 68 courses delivered fully online found a mean

A survey of 68 courses delivered fully online found a mean of 13.5 videos with a standard deviation of 2.81. You can assume that the number of videos in an online course is normally distributed. Find the 89% confidence i ...

In an investigation of environmental causes of disease data

In an investigation of environmental causes of disease, data were collected on the annual mortality rate ( deaths per 100,0000) for males in 61 large towns in England and Wales. In addition, the water hardness was record ...

Another simple question can you give me 3 points regarding

Another simple question, can you give me 3 points regarding to origins of the Cold War.

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro

Describe what you learned about the impact of economic

Describe what you learned about the impact of economic, social, and demographic trends affecting the US labor environmen