How to find the missing frequencies using contingency table?
Question:
Find the missing frequencies using contingency table?
Given:
(ABC) = 26
(AβC) = 18
(ABγ) = 38
(Aβγ) = 12
(αBC) = 12
(αβC) = 6
(αBγ) = 16
(αβγ) = 9
Solution:
| | C | γ | Total |
A | B | (ABC) = 26 | (ABγ) = 38 | (AB) = 64 |
A | β | (AβC) = 18 | (Aβγ) = 12 | (Aβ) = 30 |
A | Total | (AC) = 44 | (Aγ) = 50 | (A) = 94 |
α | B | (αBC) = 12 | (αBγ) = 16 | (αB) = 28 |
α | β | (αβC) = 6 | (αβγ) = 9 | (αβ) = 15 |
α | Total | (αC) = 18 | (αγ) = 25 | (α) = 43 |
Total | B | (BC) = 38 | (Bγ) = 54 | (B) = 92 |
Total | β | (βC) = 24 | (βγ) = 21 | (β) = 45 |
| Total | (C) = 62 | (γ) = 75 | N = 137 |
Video Solution:
