Test the hypothesis at level of significance

Assignment Help Basic Statistics
Reference no: EM13146599

A random sample of 200 married men, all re¬tired, were classified according to education and number of children:
Number of children
Education 0-1 2-3 Over 3
Elementary 14 37 32
Secondary 19 42 17
College 12 17 10

Test the hypothesis, at the 0.05 level of significance, that the size of a family is independent of the level of education attained by the father.

Reference no: EM13146599

Questions Cloud

Are humans plantigrade or digitigrade : What features of rats make them good experimental models to learn about factors that affect humans?
Is this binomial experiment urban area will be burglarized : The probability that a house in an urban area will be burglarized is 5%. If 50 houses are randomly selected, what is the probability that one of the houses will be burglarized?
Three tests for constitutionality of religious issues : Of the three tests for constitutionality of religious issues Which one do you think is the most appropriate to determine if an organized pre-game prayer by a public high school basketball team in its locker room would be successfully challenge..
What is the stock price : A share of common stock just paid a dividend of $1.00. If the expected long-run growth rate for this stock is 5.4%, and if investors' required rate of return is 13.9%, what is the stock price?
Test the hypothesis at level of significance : Test the hypothesis, at the 0.05 level of significance, that the size of a family is independent of the level of education attained by the father.
What is the volume of dry gas at stp : What is the volume of dry gas at STP of a gas collected over water that has a volume of 596 mL at 40 C and pressure of 101KPa
Securities are classified as available-for-sale : Prepare the adjusting entry (if any) for 2008, assuming the securities are classified as available-for-sale.
Various organizational police functions : What are the various organizational police functions (local, state, federal)? How do the various functional levels of policing differ from one another? What distinctions can be made about each? Is there a better solution to the way the current ..
Determining partner basis in partnership interest : In determining a partner's basis in the partnership interest, which of the following reflects a correct adjustment?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Test statistic value-mean tests in large sample

Find the test statistic value for two mean tests in large sample.

  Clarification of correlation and regression

Please define correlation and regression. Describe a management or business-related scenario where a researcher might be interested in whether a number of variables are correlated (without any assumptions about causation).

  Overall percent defective

Fuji Importers' tubes are 4 percent defective, Kirkpatricks' 7 percent, and Parts, Inc. are 6.5 percent defective. (a) What is the overall percent defective?

  Confidence interval if increase in value of alpha

All else being equal, what occurs to your confidence interval when you increase value of alpha?

  Hypotheses for right-tailed test

State the hypotheses for a right-tailed test. Obtain a test statistic and p-value assuming unequal variances. Why might the sample data not follow a normal, bell-shaped curve? If not, how might this affect your conclusions?

  Hypothesis testing-echinacea test

In a randomized, double-blind, placebo-controlled trial of children, echinacea was tested as a treatment for upper respiratory infections in children.

  What is the probability all sixteen climbers reach summit

In a random sample of 16 mountain climbers who are going to attempt Mt. McKinley, what is the probability of each of the following?

  Confidence of being correct

What sample size is need if the agency wants to be 90% confidence of being correct to within +/- 5 minutes? if 90% is desired, how many listeners need to be selected?

  Null and alternative hypotheses for test in symbolic form

Give null and alternative hypotheses for this test in symbolic form.

  Chance negotiation will end successfully after four hours

The negotiation will end successfully? After 4 hours? After 8 hours? How does the precentage likelihood of a successful negotiation change over the course of time?

  One standard deviation of the mean value

Determine the mean and standard deviation of the data. What percentage of the data lies within one standard deviation of the mean value?

  Determining the chi-square statistic

Determine expected cell counts if null hypothesis is true and show them in a two-way table. Determine the chi-square() statistic?

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