Purchase Solution

ChiSquare test for goodness of fit

Not what you're looking for?

Ask Custom Question

The author drilled a hole in a die and filled it with a lead weight, then proceeded to roll it 180 times. (Yes, the author has too much free time.) The results are given in the frequency distribution in the margin. Construct the frequency distribution for the outcomes that you would expect from a die that is perfectly fair and unbiased. Does the loaded die appear to differ significantly from a fair die that has not been "loaded?"
<TBODY><TBODY>
Outcome Frequency
1 24
2 28
3 39
4 37
5 25
6 27

Purchase this Solution
Solution Summary

Step by step method for computing test statistic for Chi-Sqaure test for goodness of fit is given in the answer.

Solution Preview

Please see the attachments.

Loaded Die
The author drilled a hole in a die and filled it with a lead weight, then proceeded to roll it 180 times. (Yes, the author has too much free time.) The results are given in the frequency distribution in the margin. Construct the frequency distribution for the outcomes that you would expect from a die that is perfectly fair and unbiased. Does the loaded die ...

Purchase this Solution
Free BrainMass Quizzes
Measures of Central Tendency

Tests knowledge of the three main measures of central tendency, including some simple calculation questions.

Know Your Statistical Concepts

Each question is a choice-summary multiple choice question that presents you with a statistical concept and then 4 numbered statements. You must decide which (if any) of the numbered statements is/are true as they relate to the statistical concept.

Measures of Central Tendency

This quiz evaluates the students understanding of the measures of central tendency seen in statistics. This quiz is specifically designed to incorporate the measures of central tendency as they relate to psychological research.

Terms and Definitions for Statistics

This quiz covers basic terms and definitions of statistics.

View More Free Quizzes
Related BrainMass Solutions

  • Chi Square Goodness of Fit Hypothesis Test

    321026 Chi Square Goodness of Fit Hypothesis Test Please go to the website given below to answer and solve the following assignment: http://www.stat.wmich.edu/s160/chisquare/book/node3.html Chi Square Hypothesis Testing Use the numerical

  • multiple statistical questions

    474057 ChiSquare, Regression, Etc Question 1 A goodness of fit test is to be performed to see if Web Surfers prefer any of four Web sites (A, B, C and D) more than the other three. A sample of 60 consumers is used.

  • Performing a Chi-Square Test

    Completely Confused PG533-EX 10 HMWK-CHISQUARE -GOODNESS OF FIT - UNEQUAL EXPECTED FREQUENCIES CV=7.824 The chief of security for the Mall of the Dakotas was directed to study the problem of missing Goods.

  • "Goodness-of-fit test" vs "Chi-square test for independence"

    Goodness-of-fit Test The Chi-squared is one goodness-of-fit test (see attachments for great examples).

  • Statistics: Goodness of Fit Test

    Not using any example in the given Week 3 reading article, provide a sample scenario that can be addressed using Chi-squared goodness of fit methods 2.  Apart from the Chi-squared goodness of fit test, what is another goodness of fit test?

  • difference between the chi-square goodness-of-fit test and t tests

    475181 Chi-Square Goodness-of-Fit-Test and the Independent T-Test What are the chi-square goodness-of-fit test and the independent t-test actually measuring? What are the major differences between each of these approaches?

  • Goodness of fit test using Megastat

    Goodness of fit test using Megastat. The solution gives 5 step procedure for the goodness of test procedure based on chi square test.

  • Goodness fit for Binomial distribution

    (d) Test the goodness of fit by finding the two critical values of part (c). What can you say about the p-value for the goodness-of-fit test?

  • chi squared tests

    Since we are testing whether two variables depend on one another, we need to use the test if independence instead of the goodness of fit test. Explains when to use goodness of fit and test of independence for chi squared tests.

View More Related Solutions