Questions from Essentials of Statistics

Q: State the null and alternative hypotheses for a chi-square homogeneity

State the null and alternative hypotheses for a chi-square homogeneity test a. without using the terms homogeneous and nonhomogeneous. b. using the terms homogeneous and nonhomogeneous.

Q: Fill in the missing entries in the partially completed one-way

Fill in the missing entries in the partially completed one-way ANOVA tables.

Q: Fill in the blank: If a variable has only two possible

Fill in the blank: If a variable has only two possible values, the chi-square homogeneity test provides a procedure for comparing several population?

Q: Fill in the missing entries in the partially completed one-way

Fill in the missing entries in the partially completed one-way ANOVA tables.

Q: If a variable of two populations has only two possible values,

If a variable of two populations has only two possible values, the chi-square homogeneity test is equivalent to a two-tailed test that we discussed in an earlier chapter. What test is that?

Q: Using the Fα-notation, identify the F-value having

Using the Fα-notation, identify the F-value having area 0.975 to its left.

Q: Another important type of data is ordinal data, which are data

Another important type of data is ordinal data, which are data about order or rank given on a scale such as 1, 2, 3, . . . or A, B, C, . . . . Following are several variables. Which, if any, yield ord...

Q: A chi-square homogeneity test is to be conducted to decide

A chi-square homogeneity test is to be conducted to decide whether a difference exists among the distributions of a variable of six populations. The variable has five possible values. What are the deg...

Q: Fill in the missing entries in the partially completed one-way

Fill in the missing entries in the partially completed one-way ANOVA tables.

Q: Fill in the missing entries in the partially completed one-way

Fill in the missing entries in the partially completed one-way ANOVA tables.