Look at the following chi-square output, and answer the questions below it.
Chi-Square Test
Frequencies
Preference
Observed N, Expected N, Residual
Nuts & Grits
9, 20.0, -11.0
Bacon Surprise
27, 20.0, 7.0
Dimples
16, 20.0, -4.0
Froggy
17, 20.0, -3.0
Chocolate Delight
31, 20.0, 11.0
Total 100
Test Statistics
Chi-Square 15.800a
df 4
Asymp. Sig. .003 a 0 cells (0.0%) have expected frequencies less than 5. The minimum expected cell frequency is 20.0.
Answer the following questions about this chi-square output:
1. How many categories are listed for analysis?
2. What is the expected N size?
3. What is the chi-square value?
4. How many degrees of freedom are there?
5. What it the test statistic and what does it tell you about the probability?