Determine the degrees of freedom for Chi-square Test for Independence; Variable 1 has three categories and Variable 2 has five categories
What will be an ideal response?
Correct Answer:
8
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Jones says the best overall incentives are:
A. popcorn parties and the like. B. remembering students' birthdays. C. opportunity to re-do poor work. D. activities students enjoy greatly.
Excellent teachers use
A) singular assessment methods. B) high-stakes testing methods. C) no assessment methods. D) a variety of assessment methods.
A story entitled "How the Zebra Got His Stripes" is most likely to be classified as which of the following?
A) a pour quoi tale B) a trickster tale C) a tall tale D) a denouement assertion
Is the test statistic statistically significant?
1. A restaurant wants to know if more people prefer ranch dressing or honey mustard dressing with their salads. After keeping track of customers’ preference for 3 months, the restaurant learned that a total of 500 people ordered salad, and 300 asked for ranch dressing and 200 asked for honey mustard dressing. Conduct the appropriate statistical test to see if there is a difference between the frequencies of customers ordering the two types of salad dressing. Assume that the expected frequencies are equal, and use an alpha of .05.