Psych 317: Quantitative Methods
Chi-Square Homework Assignment
Suppose in your experiment, 29 of the 83 children preferred the carrots in the wrapper that is colorfully marked and lettered with a description of the contents (the marked wrapper). You use a statistical computing package to conduct a chi-square goodness of fit test. The following tables consist of the output.
Carrots
| Observed N | Expected N | Residual | |
|---|---|---|---|
| Marked | 29 | 41.5 | -12.5 |
| Unmarked | 54 | 41.5 | 12.5 |
| Total | 83 |
Test Statistics
| Carrots | |
|---|---|
| Chi-Square | 7.53 |
| df | 1 |
| Asymp. Sig | 0.006 |
The following is a section of the write-up of your results. Using the information in the output, fill in the blanks with the appropriate words, phrases, or values that correctly describe the results of your study. Use a significance level of α = .05.
In the sample, 65.1% preferred the identical food item in the unmarked wrapper. This difference in preference is Correct significant, χ² (1, n = 83) = 7.53, p = 0.006.
Green= Correct Answer
Psych 318W: Research Methods
Research Proposal Poster
These two classes are equivalent to a 2 in 1 subject. Psych 317 Quantitative methods require us to use the research we find and then use statistics to make the study sense in numbers. Then in 318W, we conduct the research however we translate the statistics into words to find our conclusion.