Purchase Solution

Chi-Square Hypothesis Test for Playing a Slot Machine

Not what you're looking for?

Ask Custom Question

A person purchased a slot machine and tested it by playing it 1,245 times. There are 10 different categories of outcomes, including no win, win jackpot, win with three balls, and so on. When testing the claim that the observed outcomes agree with the expected frequencies, the author obtained a test statistic of xsquared=10.413. Use a 0.10 significance level to test the claim that the actual outcomes agree with the frequencies. Does the slot machine appear to be functioning?

Test statistic
Critical value
State conclusion
Ho= do not reject or reject claim
There is not or is evidence to support claim: 'The slot machine does not or appears functioning'

Purchase this Solution

Solution Summary

The solution provides step-by-step method of performing a chi-square hypothesis test: formulation of null and alternate hypotheses, selection of significance level, calculation of expected frequencies, and calculation of chi-square, calculation of degrees of freedom, decision rule and interpretation of results. It is formatted in an attached Word document.

Solution provided by:
  • MSc, Osmania University
  • MSc, Indian Institute of Technology - Roorkee (I.I.T.-ROORKEE)
  • BSc, Banaras Hindu University
Recent Feedback
  • "Very fast turnaround. Excellent communication! Much appreciated!"
  • "excellent"
  • "excellent"
  • "excellent work"
  • "Fantastic..great solution and very well explained!!!!"
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.