Shown below is a contingency table of probabilities for television viewing and i
ID: 3268862 • Letter: S
Question
Shown below is a contingency table of probabilities for television viewing and income. What is the joint probability of “Middle Income” and “Occasional”?
VIEWING FREQUENCY
HIGH INCOME
MIDDLE INCOME
LOW INCOME
TOTALS
Regular
0.05
0.15
0.05
0.25
Occasional
0.10
0.25
0.10
0.45
Never
0.05
0.20
0.05
0.30
Totals
0.20
0.60
0.20
1.00
The joint probability of “Middle Income” and “Occasional” is _______. (Do not round)
VIEWING FREQUENCY
HIGH INCOME
MIDDLE INCOME
LOW INCOME
TOTALS
Regular
0.05
0.15
0.05
0.25
Occasional
0.10
0.25
0.10
0.45
Never
0.05
0.20
0.05
0.30
Totals
0.20
0.60
0.20
1.00
Explanation / Answer
Clearly from the given joint distribution table, joint probability of "Middle Income" and "Occasional" is 0.25. (Ans).