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A contingency table, also called a two-way table, is made up of r rows and c...

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Basic Math

A contingency table, also called a two-way table, is made up ofr rows and c columns. In general, how many cells are in acontingency table with r rows and c columns?

1) r x c (r times c)

2) (r-1)(c-1)

3) r + c

In general, how many degrees of freedom are associated with acontingency table with r rows and c columns?

1) r + c

2) r times c

3) (r-1)(c-1)

When should Fishers Exact Test be used instead of the usualchi-square test for a 2x2 contingency table?

a) if one or more of the cells has an observed frequency lessthan 5

b) n < 30

c) if one or more of the cells has an expected frequeny lessthan 5

d) np0 < 5

There are two types of tests that can be performed using acontingency table. A test of independence and a test of

a) heterogeneity

b) Relationship

c) association

d) homogeneity

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Q1 A contingency table also called a twoway table is made up of r rows and c columns In general how many cells are in a contingency table with r rows and c columns 1 r x c r times c    See Answer
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