Determining the assumptions for two samples

Assignment Help Basic Statistics
Reference no: EM131036277

Question 1:

When a researcher has two samples with two means, one of the assumptions for two samples is independence of between the two samples. What does this mean? What happens if the independence assumption is violated?

Question 2:

What are the differences among a proportion, a percentage, and a ratio? When would a researcher use a hypothesis test for the difference in two population proportions? Explain.

Reference no: EM131036277

Questions Cloud

How is soa different : How is SOA different? Event driven Agility and Origins of events. Governance: Agility and SOA Enterprise Transformation.
Neglect the small friction force exerted : If the car and trailer reach a velocity of 60km/h on a level road in a distance of from rest with constant acceleration, compute the vertical component of the force supported by the hitch at A. Neglect the small friction force exerted on the relat..
Write a dialogue on johathan swift : WRITE A DIALOGUE BETWEEN JOHATHAN SWIFT AND A MODERN COMEDIAN OF YOUR CHOICE ON COMEDY AND SOCIETY AND HOW THEY IMPACT AND INFLUENCE ONE ANOTHER. (THINK OF SWIFT HAVING A BEER WITH JOHN STEWART OR THE LATE GREAT RICHARD PRIOR.)
Calculate the magnitude of the total force supported : Calculate the magnitude of the total force supported by the connection at A if the truck starts from rest with an acceleration of 5 m/s2
Determining the assumptions for two samples : When a researcher has two samples with two means, one of the assumptions for two samples is independence of between the two samples. What does this mean? What happens if the independence assumption is violated?
The difference between biases and fallacies : Biases affect how you interpret and collect information and can lead to flawed reasoning. Yet it is a typical part of human psychology as people tend to process information through the filter of their own perception.
Why is this important for your success in the workplace : Why is this important for your success in the workplace? Explain how it helps you stay knowledgeable of industry changes.
Provide a report to senior hospital management : Provide a report to senior hospital management regarding the implementation - Strategies to implement systems that support partnering of health care workers with patients, carers and other consumers to improve the safety and quality of care
Can you generalize from your findings to the larger society : How do your findings relate to the three theoretical paradigms; structural functionalism, conflict or symbolic interaction? Can you generalize from your findings to the larger society? How could your findings apply to social policy? Remember, be o..

Reviews

Write a Review

Basic Statistics Questions & Answers

  What must be the percentage reduction in design a cost

Using the basic weighted additive method of multiple criteria evaluation, determine which design should be recommended for the new structure.

  Compare distribution cutoff-score of sample on distribution

Then explain your answer to someone who has never had a course in statistics (but who is familiar with mean, standard deviation, and Z scores).

  Construct a p chart for proportion of successful foul shots

What if you were told that the player used a different method of shooting foul shots for the last 20 days? How might this information change your conclusion in a?

  An aluminum wire is wrapped with insulation and surrounded

an aluminum wire is wrapped with insulation and surrounded by air. the wire conducts electricity. the electrical power

  Data from a random sample of households

A cell phone company collects data from a random sample of 500 households. The results indicate that 135 of the households would add an extra cellular number, provided it was offered at a reduced monthly cost.

  To estimate the prevalence of hiv the state of new york

To estimate the prevalence of HIV, the State of New York implemented a policy of testing women who gave birth. The test that was used is known as ELISA; it is actually a test for the HIV antibody. Assume that ELISA has a sensitivity of 0.998 and a sp..

  What is the margin of error

If a 99% confidence interval is calculated to estimate the difference between the average hourly rates for each type of graduate, what is the margin of error? Assume both population standard deviations are equal.

  A random sample of 12 men and 12 women were asked to report

a random sample of 12 men and 12 women were asked to report the number of hours they watched television on a wednesday

  Creating gantt chart using msp

Create Gantt chart using MSP. Suppose the 5 day workweek, compute critical path of the project.

  If the sum is anything else then she continues throwing

the dice game craps is played as follows. the player throws two dice and if the sum is seven or eleven then she wins.

  Compute the mean of sample proportion of smokers compute

in a community 40 of the population is smoker. i randomly choose 60 residents from that community and ask if each of

  Discuss a decision familiar to you that can be analyzed by

discuss a decision familiar to you that can be analyzed by using a decision tree.please answer in at least 3 sentences

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