What is a discrete probability distribution

Assignment Help Applied Statistics
Reference no: EM13911790

1. What is a discrete probability distribution? Explain in your own words.

2. What conditions must be satisfied by the probabilities in a discrete probability distribution? Explain what these conditions mean.

3. Describe how to compute the mean (or expected value) of a discrete random variable, and interpret what this quantity tells us about the observed values of the random variable.

4. Describe how to compute the standard deviation of a discrete random variable, and interpret what this quantity tells us about the observed values of the random variable.

Reference no: EM13911790

Questions Cloud

Invest in a portfolio containing stock : You have $130,000 to invest in a portfolio containing Stock X, Stock Y, and a risk-free asset. You must invest all of your money. Your goal is to create a portfolio that has an expected return of 14 percent and that has only 77 percent of the risk of..
Identify long-term goals of the individual or business : Some assume that fiscal incentives such as lower taxes for multinational corporations and market preferences are the main reasons for foreign owned companies to invest in the country. Do you agree?
Calculate the concentration of the naoh solution : A NaOH solution is standardized by titration with 0.835 g KHP (monoprotic standard acid, MW = 204.2 g/mol). 23.47 mL of the unknown NaOH solution is needed to titrate the 0.835 g KHP to the endpoint. Calculate the concentration of the NaOH solutio..
What would be the percentage change in the price of bond : Both Bond Sam and Bond Dave have 6 percent coupons, make semiannual payments, and are priced at par value. Bond Sam has three years to maturity, whereas Bond Dave has 20 years to maturity. If interest rates suddenly rise by 2 percent, what is the per..
What is a discrete probability distribution : What is a discrete probability distribution? Explain in your own words. What conditions must be satisfied by the probabilities in a discrete probability distribution? Explain what these conditions mean.
Conduct a chi-square goodness of fit test : A sample of 148 student smartphone users showed the 30 owned a smartphone with a large screen (4 inches or greater), 75 owned a smartphone with a medium-sized screen (between 3.5 and 3.9 inches) and 43 owned a smartphone with a small screen (less ..
Bond is premium bond making semiannual payments : Bond X is a premium bond making semiannual payments. The bond pays a 10 percent coupon, has a YTM of 8 percent, and has 20 years to maturity. Bond Y is a discount bond making semiannual payments. what do you expect the price of these bonds to be one ..
Estimate and write out the probability distribution of x : Estimate and write out the probability distribution of x, the number of Clear Tone-400 radios sold at Sound City during a week.
How much is due at maturity : Andres Michael bought a new boat. He took out a loan for $24,420 at 2.75% interest for 4 years. He made a $4,850 partial payment at 4 months and another partial payment of $2,810 at 9 months. How much is due at maturity?

Reviews

Write a Review

Applied Statistics Questions & Answers

  Lasso regression and ridge regression

Do a project in data mining with R - statistic and Economics but the project can be not only Economics argument.

  Use following sas program to prepare the sas data set

If we prepare a data set for exercise #9 of chapter 14 (question 3 of this homework), we can use SAS to answer all the questions in parts a), b), c) and d) of this exercise. The sample size (n) for this exercise was 45 and of these 45 third-graders 4..

  Calculate correlations among the portfolio

Calculate correlations among the portfolio, SH, and RWM and do you believe the relationships identified are stable and can thus be used going forward?

  Interpret the data and note the shape of the distribution

Interpret the data and note the shape of the distribution of the data provided from the case study:  Highest paid women...include frequency table, stem and leaf plot, histogram, sample mean and median, and sample standard deviation.

  Set up the null and alternative hypotheses

Find the probability that 3 or 4 of the batches will be rejected in the next shift and find the expected number and the standard deviation of batches rejected.

  Simulation of a poisson and a compound poisson process

Compute the expected time until the 100 th student arrives. What is the probability that the time between the arrival of the 200th and the 201st student exceeds 2 days?

  Find the area under the standard normal distribution

Find the area under the standard normal distribution curve between z=0.24 and z=-1.12. explain how

  A p-value provide a true measure of statistical significance

Why does a p-value provide a true measure of statistical significance? Try to relate your answer to previously covered concepts - example continuous probability distributions.

  What is the probability that the experiment will find

What is the probability that the experiment will find (misleadingly) that the mean score for delayed speaking is at least as large as that for early speaking?

  Higher values indicate better hearing

A researcher hypothesizes that people who listen to music via ear buds have greater hearing loss than those in the general population. On a standard hearing test, the mean (μ) is 24.75. Higher values indicate better hearing

  Find the percentile that corresponds to each life span

(a) The life spans of three randomly selected fruit flies are 34 days, 30 days, and 42 days. Find the z-score that corresponds to each life span. Determine whether any of these life spans are unusual. (b) The life spans of three randomly selected fru..

  School type

If we select 7 colleges from a major and then record whether they are of 'School Type' 'Private' or not, is this experiment a binomial one? Why or why not?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd