Assignment: Chi-Square Worksheet
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
|
|
Preference
|
|
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?
The response should include a reference list. Double-space, using Times New Roman 12 pnt font, one-inch margins, and APA style of writing and citations.