PSY 325 Week 1 Quiz Recent

PSY 325 Week 1 Quiz Set 1

1. Question : Frequency polygon is to line graph as _________ is to bar graph.

2. Question : The relative frequency of the scores in a class interval = .25. What does that mean?

3. Question : How is a frequency polygon different from a bar chart?

4. Question : Values that indicate the relevant characteristics of a group to be studied are ___________.

5. Question : To calculate mean, at least ordinal data are required.

6. Question : Which statistic is always based on just two values?

7. Question : Which statistic indicates the most frequently occurring number in a set?

8. Question : A distribution with s = 4 and R = 12 is leptokurtic.

9. Question : Once the range is established, no additional value can make it smaller.

10. Question : “Class intervals” in data arrays serve what purpose?

PSY 325 Week 1 Quiz Set 2

1. Question : In a group of students where most are female, Mo = female.

ORDER NOW FOR ORIGINAL, PLAGIARISM-FREE PAPERS

2. Question : Values that indicate the relevant characteristics of a group to be studied are ___________.

3. Question : In statistics, a population refers to which of the following?

4. Question : Compared to a normal distribution, a ___________distribution appears to be “tall and skinny” whereas a __________distribution is “low and fat.”

5. Question : Which of the following is not a measure of central tendency?

6. Question : Which statistic indicates the middlemost value in a distribution?

7. Question : Grouping people by their ethnic group membership constitutes data of what scale?

8. Question : In statistics, the term average is used to signify only the mean.

9. Question : If there are several mathematical operations in a formula, which comes first?

10. Question : A distribution with s = 4 and R = 12 is leptokurtic.