# Question

a. What does the chi-squared statistic measure, in terms of the relationship between the observed data and the null hypothesis?

b. Do you reject the null hypothesis for large or for small values of the chi-squared statistic? Why?

b. Do you reject the null hypothesis for large or for small values of the chi-squared statistic? Why?

## Answer to relevant Questions

a. For what kind of data set is the chi-squared test for equality of percentages appropriate? b. What are the reference values for this test? c. What are the hypotheses? d. How are the expected counts obtained? What do they ...a. If an observed count is 3 and the expected count is 8.61, is there any problem with going ahead with a chi-squared test? b. If an observed count is 8 and the expected count is 3.29, is there any problem with going ahead ...Here are the numbers of new customers who signed up for full service during each quarter of last year: 106, 108, 72, and 89. a. How many would you have expected to see in each quarter if these customers had signed up at ...Refer to the data for problem 8. a. What does the null hypothesis of independence claim, in practical terms, for this situation? b. How many stockholders responding “Very likely” would you expect to find in this sample ...a. What is an assignable cause of variation? b. What is a random cause of variation?Post your question

0