Shape of the population distribution

Assignment Help Basic Statistics
Reference no: EM1387953

A study estimate the mean annual people income for people living in public housing in California. for a random sample of 30 ppl the annual incomes are:

83,90,77,100,83,64,78,92,73,122,96,60,85,86,108,70,139,56,94,84,111,93,120,70,92,100,124,59,112,79.

a. construct a stem and leaf plot of the income. what do you predict about the shape of the population distribution.

b. complete the following sentence. Fifty percent of the data falls below $ ______.

c. Find the point estimate for the population mean and standard deviation.

d. construct and interpret a 95% confidence interval for.

Reference no: EM1387953

Questions Cloud

Principle of good samaritan laws : Critically discuss the principle of Good Samaritan laws. Discuss one way that you believe such laws are beneficial to society and one way that you believe they are detrimental to society.
Describe the advantages afforded by a user-friendly : Describe the advantages afforded by a user-friendly, "intelligent", data-entry screen as opposed to the default screen
Ethical theories to support worldviews : Every person approaches life with the certain perspective or worldview which could be identified with the specific ethical theory. Which ethical theoretical framework best describes your personal worldview?
Growing power of specialty oriented providers : Critically discuss the recently growing power of specialty oriented providers of care. Why was there a backlash with regards to managed care?
Shape of the population distribution : Construct a stem and leaf plot of the income. what do you predict about the shape of the population distribution. complete the following sentence. Fifty percent of the data falls below $ ______.
A corporation is liable for the torts and crimes : A corporation is liable for the torts and crimes that are committed by its agents and employees when they are acting within the scope of their employment
Find round-trip delay due-speed of light equal transmission : At what data rate does round-trip delay due to speed of light equal transmission delay for 1-KB packet? Suppose speed of light in fibre to be 2/3 speed of light in vacuum.
Operations equipment from five warehouses in the usa : McMaster-Carr sells maintenance, repair, and operations equipment from five warehouses in the Untied States. W.W. Grainger sells products from more than 350 retail locations
Genetics alleles : Natural selection raise the frequency of advantageous alleles. When a new allele is first created via mutation, it is at low frequency.

Reviews

Write a Review

 

Basic Statistics Questions & Answers

  Researchers at a food

Company are interested in how a new spaghetti sauce made from green tomatoes (and green in color) will compare to their traditional red spaghetti sauce. They are worried that the green color will adversely affect the tastiness scores.

  Sampling distribution of the sample mean

Describe the sampling distribution of the sample mean.

  Evaluate the sum of the ranks for neighborhood

Real estate agents always say "location, location, location" is the most important thing in buying a house. We want to know if the sales prices of homes in two neighborhoods are similar. A random sample is taken from each neighborhood. The prices ..

  Determining sample space of tossing a fair coin

Set up probability distribution by illustrating all x values and their associated probabilities. List sample space of tossing a fair coin.

  Probability for amount requested

What is the probability that: The amount requested is $80,000 or more?

  Probability based on a random experiment

Probability based on a random experiment - What is the probability of not randomly generating your cousin's telephone number?

  Determining value of the test statistic

Determine the calculated value of the test statistic? What distribution does test statistic have when null hypothesis is true?

  Probability of being deceptive

A federal report find that a lie detector test given to truthful persons have a probability of 0.2 of suggesting that the person is deceptive. A company asks 12 job applicants to take a lie detect test. Suppose that all 12 applicants answer truthf..

  Normal dostribution for randomly selection

For a normal distribution, the probability of randomly selecting a z-score greater than z = -2.00 is p = .0228.

  Predict the crawling age of a particular baby

Suppose we wish to predict the crawling age of a particular baby when the average outdoor temperature is 25°F six months after birth.

  Presently cleaned also identified define the probability

At 1 excavation site 8641 pot shards have been found that have not presently been cleaned also identified. Define the probability.

  What is the likely number of withdrawals

A university found that 20 percent of its students withdraw without completing the introductory statistics course. 20 students registered for a section of the course this term.

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