3 years ago

If observed frequencies are 5,10,15 and expected frequencies are each equal to 10 then chi square value is

Mathematics

1 answer:

lina2011 [118]3 years ago

5 0

Answer:

Step-by-step explanation:

Given :

Observed values = 5, 10, 15

Expected freqencies = 10

χ² = Σ(observed - Expected)² / Expected

χ² = (5-10)²/10 + (10-10)²/10 + (15-10)²/10

χ² = 25/10 + 0/10 + 25/10

χ² = 2.5 + 0 + 2.5

χ² = 5

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