Purchase Solution

Chi-square test : Degree of uncertainty and credit earned

Not what you're looking for?

Ask Custom Question

Observed Frequencies
Degree of certainty
Very certain somewhat certain Very certain Total
Credit earned 0-9 12 8 3 23
10-59 8 4 10 22
60 or more 1 7 11 19
Totals 21 19 24 64

Test whether the degree of uncertainty is related to the credit earned.

Attachments
Purchase this Solution
Solution Summary

Illustrates step by step how to do the chi-square test for hypothesis testing.

Solution Preview

See the attached file for complete solution. The text here may not be copied exactly as some of the symbols / tables may not print.

Observed Frequencies
Degree of certainty
Very certain somewhat certain Very certain Total
Credit earned 0-9 12 8 3 23
10-59 8 4 10 22
60 or more 1 7 11 19
Totals 21 19 24 64

First compute the expected ...

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.

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.

View More Free Quizzes
Related BrainMass Solutions

  • Chi-square test on college credits

    and alternate hypotheses H₀: Degree of certainty is independent of credits earned H₁: Degree of certainty is not independent of credit earned Step 2: Select a level of significance α = 0.02 Step

  • Chi square Test: Degree of Cerainty & Credits Earned

    446476 Chi square Test: Degree of Cerainty & Credits Earned Exercise 15.18 Sixty-four students in an introductory college economics class were asked how many credits they had earned in college and how certain they were about their

  • Applied Statistics in Business and Economics

    The assumptions of chi square test is not met as the there are some observed frequencies less than 5. Conclusion: The sample provides enough evidence support the claim that the degree of certainty dependent on credits earned. F.

  • Chi-square test: Degree of certainity & Credits earned

    298392 Chi-Square Test: Degree of Certainity & Credits Earned See attached file. 15.18: Sixty-four students in an introductory college economics class were asked how many credits they had earned in college, and how certain they were about their choice

  • Chi-square goodness-of-fit test: Thinking Channel viewers

    292624 The Thinking Channel: Chi-square goodness-of-fit test, p value, test statistic Executives at The Thinking Channel have decided to test whether the educational backgrounds of the channel's viewers are different from the educational backgrounds of

  • Chi square test

    Tell whether the conclusion is sensitive to the level of significance chosen, identify cells that contribute the most to the chi-square test statistic, and check for small expected frequencies.

  • Chi-square test: Degree of certainity, Cockpit Noise & Cola

    Cola Note: You need to run or to calculate both a Chi-square test of independence and a test of two sample proportions. The sample size is 46, with 19 for the regular cola drinkers and 27 for the diet cola drinkers.

  • Chi square test in MegaStat

    215016 Chi Square Sixty-four students in an introductory college economics class were asked how many credits they had earned in college, and how certain they were about their choice of major.

  • Certainty independent of credits earned

    Research question: At α = .01, is the degree of certainty independent of credits earned?

View More Related Solutions