# Question

(a) When do you use the one-way chi square?

(b) When do you use the two-way chi square?

(b) When do you use the two-way chi square?

## Answer to relevant Questions

For each of the following, to how many places will you round off your final answer? (a) When measuring the number of questions students answered correctly on a test. (b) When measuring what proportion of the total possible ...Using the formula in question 18, find D for X = 9 and Y = -4. (a) What is a population? (b) What is a sample? (c) How are samples used to make conclusions about populations? (d) What are researchers really referring to when they talk about the population? Complete the chart below to identify the characteristics of each variable. (a) What is the symbol for observed frequency? What does it mean? (b) What is the symbol for expected frequency? What does it mean?Post your question

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