Write an appropriate hypothesis

Assignment Help Basic Statistics
Reference no: EM131744731

Montana. A poll conducted by the University of Montana classified respondents by whether they were male or female and political party, as shown in the table. We wonder if there is evidence of an association between being male or female and party affiliation.

 

Democrat

Republican

Independent

Male Female

36
48

45
33

24
16

a) Is this a test of homogeneity or independence?
b) Write an appropriate hypothesis.
c) Are the conditions for inference satisfied?
d) Find the P-value for your test.
e) State a complete conclusion.

 

Reference no: EM131744731

Questions Cloud

Find the probability that both classes remain the same size : Suppose two classes are selected at random. Find the probability that both classes remain the same size for the entire year
Geographical distribution of the world top universities : Ranking universities, redux. In Exercise you read about the world's top universities, as ranked by the Institute of Higher Education.
Growth of infants in egypt : Growth of infants in Egypt. A study of nutrition in developing countries collected data from the Egyptian village of Nahya. Here are the mean weights
Develop an agenda for an upcoming meeting : Develop an agenda for an upcoming meeting. Develop a meeting goal or goals, and identify the sequence of agenda item. Why you structured your agenda as you did.
Write an appropriate hypothesis : Is this a test of homogeneity or independence? Write an appropriate hypothesis. Are the conditions for inference satisfied
What has happened to the number of degrees of freedom : Grades again. In some situations where the expected cell counts are too small, as in the case of the grades given by Professors Alpha and Beta.
Describe four common delivery methods of communicating ideas : Describe the four common delivery methods of communicating ideas. Recommend tips for speakers addressing the media. Recommend visual and auditory aids.
Find the mean and variance of y : Let Y be a linear function of X, such that Y = aX + b, where a and b are constants. Find the mean and variance of Y in terms of mX and s2X
Determining the lurking variable : A lurking variable. The effect of a lurking variable can be surprising when individuals are divided into groups.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Explains the normal distribution via binomial distribution

This video explains the normal distribution via the binomial distribution: The distribution of the number of heads thrown on 20 coins approximates the normal. This is used to explain that the normal distribution is the mathematical consequence of ..

  What is the correlation between x and y

Unfortunately, it is nearly impossible to split a candy bar exactly in half since the break point is effectively random. Let X be the weight of your part and Y be the weight of your friends part. What is the correlation between X and Y?

  Term used to describe fact that productivity incresed simply

What term is used to describe the fact that productivity increased simply because the subjects knew they were in an experiment?

  Discussion on right-tail p-values

Faced with rising fax costs, a firm issued a guideline those transmissions of 10 pages or more should be sent by 2-day mail instead. Exceptions are allowed, but they want the average to be 10 or below.

  Non parametric test-mann whitney wilcoxon test

Conduct post hoc comparisons with the LSD method. Which groups differ significantly at α = 0.05?

  How many possible ordered choices of 3 out of 6 candidates

A committee is evaluating six equally qualified candidates for a job.- How many possible ordered choices of three out of six candidates are there?

  How many would you expect to be nearsighted

Vision. It is generally believed that nearsightedness affects about 12% of all children. A school district tests the vision of 169 incoming kindergarten.

  Test the researcher claim at the level of significance

Is the actual proportion of people who trust DNA testing larger than 90%? Test the researcher's claim at the 1% level of significance.

  What is the probability that oil is present

Oil is actually present in 1% of the cases tested. If the test shows positive, what is the probability that oil is present?

  What was the total sample size used

A study was carried out to find out whether prices differed, on average, within three possible market conditions: monopoly, limited competition.

  Discuss the company issue for job discrimination

Equal opportunity? A company issued for job discrimination because only 19% of the newly hired candidates were minorities when 27% of all applicants.

  Calculate the dollar ending inventory

Calculate the dollar ending inventory if first in, first out (FIFO) is used. Calculate the cost of goods sold if LIFO is used.

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