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In a chisquare test for goodness of fit, the null hypothesis is used to create an ideal, hypothetical sample.
The
frequencies in the ideal sample are called ______.
a.
expected frequencies
b.
theoretical frequencies
c.
observed frequencies
d.
null frequencies
The term
observed frequency
refers to ______.
a.
the frequencies found in the sample data
b.
the frequencies found in the population being examined
c.
the frequencies computed from the null hypothesis
d.
the frequencies that are hypothesized for the population being examined
For the chisquare test for goodness of fit, what is the value of df for a test with four categories and a sample of n
= 100?
a.
3
b.
4
c.
96
d.
99
The null hypothesis for the chisquare test for goodness of fit specifies
a.
proportions for the entire population.
b.
proportions for the sample.
c.
frequencies for the entire population.
d.
frequencies for the sample.
Ten years ago, only 15% of the U.S. population consisted of people more than 65 years old.
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 Fall '08
 PITUCH

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