WorksheetsParametrics vs Nonparametrics
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
ANOVA is a statistical procedure that compares two or more treatment conditions for differences in variance.
a)
False
b)
True
2.
An ANOVA comparing three treatments produces an overall F-ratio wid df=2,27. If the Scheffe' test was used to compare two of the three treatments, then the Scheffe' F-ratio would also have df=2,27.
a)
False
b)
True
3.
If scatter plot shows a set of data points that form a circular pattern, the correlation should be near zero.
a)
True
b)
False
4.
For a chi-square test, the observed frequencies are always whole numbers.
a)
False
b)
True
5.
Which statement are true about chi-square?
I. Nonparametric test
II.The chi-square distribution is positively skewed
III.Have five types of chi-square test
IV.Parametric test
I. Nonparametric test
II.The chi-square distribution is positively skewed
III.Have five types of chi-square test
IV.Parametric test
a)
I and II
b)
I and IV
c)
II,III and Iv
d)
I,II and III
6.
What test we can use to find the difference between two groups of scores from an independent-measures design?
a)
Friedman
b)
Kruskal-Wallis
c)
Mann-Whitney
d)
Wilcoxon
7.
What test we can used to find the differences between three or more groups from an independent-measures design?
a)
Wilcoxon
b)
Kruskal-Wallis
c)
Mann-Whitney
d)
Friedman
8.
A researcher used chi-square test for goodness of it to determine whether people had any preferences among three leading brands of potato chips. Could the researcher have used a binomial test instead of the chi-square test?
a)
Yes
b)
No
9.
Indicate whether you would expect a positive or a negative correlation:
Model year and price for a used Honda
Model year and price for a used Honda
a)
Negative
b)
Positive
c)
Linear
10.
Indicate whether you would expect a positive or a negative correlation:
IQ and grade point average for high school stdents
IQ and grade point average for high school stdents
a)
Positive
b)
Negative
c)
Linear
100 %
