Purchase Solution

Description of Chi-square statistic

Not what you're looking for?

Ask Custom Question

Why do you use the chi-square statistic? What type of data is used with chi square analysis?

Purchase this Solution

Solution Summary

Solution explains the use of chi square statistic. It also explains the conditions for using it. Answer is typed in MS Word and it contains about 375 words.

Solution Preview

Please refer attached document for complete solution. Formulas printed with the help of MS Equation writer may not print here.

The chi- square statistic is a nonparametric statistical technique used to determine if a distribution of observed frequencies differs from the theoretical expected frequencies.

Chi-square statistics use nominal or ordinal level data. It uses frequencies not the means and variances. No rigid assumption is necessary about type of population we are considering.

Value of the chi-square statistic can be found by using formula given below.

where fo is the observed frequency and fe is ...

Solution provided by:
  • BEng (Hons) , Birla Institute of Technology and Science, India
  • MSc (Hons) , Birla Institute of Technology and Science, India
Recent Feedback
  • "Thank you"
  • "Really great step by step solution"
  • "I had tried another service before Brain Mass and they pale in comparison. This was perfect."
  • "Thanks Again! This is totally a great service!"
  • "Thank you so much for your help!"
Purchase this Solution

Free BrainMass Quizzes
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.

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.

Terms and Definitions for Statistics

This quiz covers basic terms and definitions of statistics.

Measures of Central Tendency

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