Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

Explicate probability using discrete distribution

describe the probability distribution for the random variable x follows

X

f(x)

20

0.2

25

0.15

30

0.25

35

0.4

1) Is this probability distribution valid?  describe

2) What is the probability that x = 30?

3) What is the probability that x is less than or equal to 25?

4) What is the probability that x is greater than 30?

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M920308

Have any Question? 


Related Questions in Statistics and Probability

Question 1 dr rasp just finished re-reading charles dickens

Question 1. Dr. Rasp just finished re-reading Charles Dickens' A Christmas Carol, a tragic novel in which a prosperous, hard-working businessman named Scrooge degenerates into a sentimental softie. This has prompted Dr. ...

Hypothesesh0 there is no correlation between hours walking

Hypotheses H0 There is no correlation between hours walking and weight loss. H1 There is a positive correlation between hours walking and weight. H2 There is a negative correlation between hours walking and weight loss. ...

1 what type of sample is used most frequently in behavioral

1. What type of sample is used most frequently in behavioral research? 2. Is it true that valid conclusions cannot be drawn from studies that are conducted on convenience samples? Why or why not?

An airline estimates that 92 of people booked on their

An airline estimates that 92% of people booked on their flights actually show up. If the airline books 76 people on a flight, find the propability that exactly 73 people will show up. for which the maximum number is 74, ...

According to a study conducted by dell computers 65 of men

According to a study conducted by Dell Computers, 65% of men and 70% of women say that weight is a very important factor in purchasing a laptop computer. Suppose this survey was conducted using 374 men and 481 women. Do ...

At a school pep rally a group of sophomore students

At a school pep rally, a group of sophomore students organized a free raffle for prizes. They claim that they put the names of all the students in the school in the basket and that they randomly drew 36 names out of this ...

A recent report suggested that older people think more

A recent report suggested that older people think more slowly than younger people because they have more information stored in their brains. Because WeStudyEverything wasn't sure regarding the source of the study, they d ...

Question to qualify for security officers training recruits

Question: To qualify for security officers training, recruits are tested for stress tolerance. The scores are normally distributed with a mean of 62 and a standard deviation of 8. If only the top 15% of recruits are sele ...

There are 1000 students in a high school among the 1000

There are 1000 students in a high school. Among the 1000 students, 150 students take AP Statistics, and 300 students take AP French. 100 students take both AP courses. Let S be the event that a randomly selected student ...

Just want to have a simple answer for this question how did

Just want to have a simple answer for this question: How did the Cold War shape decolonization?

  • 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

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

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