The following table contains observed frequencies for a sample of 200. Column Variable Row Variable A B C P 20 44 50 Q 30 26 30 Test for independence of...

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Basic Math

The following table contains observed frequencies for a sampleof 200.
Column Variable
Row Variable A B C
P 20 44 50
Q 30 26 30
Test for independence of the row and column variables using a=.05
Compute the value of the test statistic (to 2decimals).

Answer & Explanation Solved by verified expert

4.0 Ratings (520 Votes)

The following crosstabulation have been provided The row andcolumn total have been calculated and they are shown belowABCTotalP204450114Q30263086Total507080200The expected values are computed in terms of row and columntotals In fact the formula is where Ri corresponds to the See Answer

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The following table contains observed frequencies for a sample of 200. Column Variable Row Variable A B C P 20 44 50 Q 30 26 30 Test for independence of...

60.1K

Verified Solution

Question

Basic Math

The following table contains observed frequencies for a sampleof 200.
Column Variable
Row Variable A B C
P 20 44 50
Q 30 26 30
Test for independence of the row and column variables using a=.05
Compute the value of the test statistic (to 2decimals).

Answer & Explanation Solved by verified expert

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	Column Variable
Row Variable	A	B	C
P	20	44	50
Q	30	26	30

The following table contains observed frequencies for a sample of 200. Column Variable Row Variable A B C P 20 44 50 Q 30 26 30 Test for independence of...

60.1K

Verified Solution

Question

Basic Math

The following table contains observed frequencies for a sampleof 200.Column VariableRow VariableABCP204450Q302630Test for independence of the row and column variables using a=.05Compute the value of the test statistic (to 2decimals).

Answer & Explanation Solved by verified expert

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The following table contains observed frequencies for a sampleof 200.
Column Variable
Row Variable A B C
P 20 44 50
Q 30 26 30
Test for independence of the row and column variables using a=.05
Compute the value of the test statistic (to 2decimals).