## EDCO 735 Final Quiz 8

**EDCO 735 Final Quiz 8**

**Module 1: Week 1 — Module 8: Week 8**.

- You calculate the correlation coefficient between two variables when the _____ is ______.
- A dichotomous variable has:
- Which statistic is an estimate of the magnitude of difference between the means of two groups measured in standard deviation units?
- The F-ratio is calculated by _______.
- Error variance in Y is calculated by ________.
- The standard deviation of z scores:
- Sampling error refers to:
- As sample size increases while all other things are constant, the confidence interval:
- The data screening for the between groups tests like ANOVA involves:
- What is a possible cause of Type I Error?
- The Bonferroni procedure is often not used because it is _____.
- A two-tailed outlier for the Z distribution must have a Z score equivalent to the:
- All of the following are one of the three aspects of the relationship between variables except for
- If the data for age ranges are coded (0-10 is 1, 11-20 is 2, 21-30 is 3, 31-40 is 4, 41-0 is 5, 51-60 is 6, 61-70 is 7, 71-80 is 8, and 80+ is 9), which of the following score value may be found in a frequency table of a sample of teenagers?
- What is the sequence of menu selections that is needed to produce cross- tabulations in SPSS?
- The must do all of the following before you interpreting your SPSS output for ANOVA is _______.
- What column do we use to determine if we reject the null hypothesis of the group means?
- If an extraneous variable is associated with the independent variable and affects the outcome of the dependent variable, it is considered a:
- The residual variance in X is calculated by ________.
- Which of the following would be considered a ‘medium’ effect size according to Cohen?
- A negative correlation can be described as ________.
- An instructor hypothesizes an inverse relationship between using laptop computers in class and paying attention in class. Which of the following supports her research hypothesis?
- In SPSS, the Univariate dialog box for conducting an ANOVA is more flexible than the One-Way ANOVA dialog box in all of the following except:
- The appropriate parametric test for a within-subject design with two groups is the:
- A bar chart is created for “year of college” for a sample of five freshmen, five sophomores, five juniors, and five seniors. What should the bar chart look like?
- How could a researcher interpret an
*η**2*value of .35? - Which of the following is not a type of ANOVA?
- An interaction effect is evidenced by:
- What does each row in the “data view” represent?
- Which of the following is needed to calculate confidence interval’s upper limit?