IGNOU MST 19 2026 - The following data were obtained to study the association between low

Question

The following data were obtained to study the association between low birth weights of neonates and history of obesity in mothers :

Obesity	Low Birth Weight
	Yes	No
Yes	10	02
No	03	05

Test whether there is an association between low birth weight and obesity in mothers at 5% level of significance using Fisher’s exact test.

10 May 2026

Answer :

Word Count : 290

The data can be arranged in a 2 × 2 contingency table as follows: Obesity (Yes): Low birth weight Yes = 10, No = 2 (row total = 12) Obesity (No): Low birth weight Yes = 3, No = 5 (row total = 8) Column totals: Low birth weight Yes = 13, No = 7, Grand total =

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