Question

You may need to use the appropriate technology to answer this question.

The following table contains observed frequencies for a sample of 200.

Row Variable	Column Variable
	A	B	C
P	16	40	46
Q	34	30	34

Test for independence of the row and column variables using

α = 0.05.

Find the value of the test statistic. (Round your answer to three decimal places.)

Find the p-value. (Round your answer to four decimal places.)

p-value =

Answer 1

Using TI 84 calculator

2nd button --> MATRIX --> EDIT --> Enter data in matrix A

Now, Press STAT --> TESTS -->

Observed : [A]

Expected : [B]

Press Calculate, result is shown below

test statistic= 9.632

p-value = 0.0081