Multiple Choice/True False Questions
1) ANOVA requires
A) at least nominal level data.
B) at least ordinal level data.
C) at least Interval level data.
D) at least Ratio level data.
2) The null hypothesis for the Single Factor ANOVA states that all means are equal.
True or False
3) Excel's options for performing an ANOVA include
A) Single Factor ANOVA
B) Two Factor ANVOA with replication
C) Two Factor ANVOA without replication
D) All of the above.
4) The single factor ANOVA tests for mean differences between 3 or more groups by comparing
A) Each population's variance.
B) Each sample's variance.
C) Overall versus average sample variance.
D) Overall versus average population variance.
5) The mean difference calculation involves using
A) MS within
B) MS Between
C) SS within
D) SS Between
6) Rejection of the null hypothesis in a single factor ANOVA test means
A) All means are equal
B) All means are different
C) At least 1 means differ
D) Most, but not necessarily all, means differ.
7) ANOVA's SS within is an estimate of the average variance of the data samples.
True or False
8) Excel Chi Square functions (test, related probabilities, etc.) are found in the
A) Analysis Toolpak list of functions.
B) Fx statistical list.
C) Formulas Other Functions list
D) all of the above
E) b and c only
9) A single factor ANOVA output includes information on
A) Means
B) Variations
C) Significance of outcome
D) All of the above
10) The alternate hypothesis for the single factor ANOVA states that all means differ.
True or False