GATE (TF) Textile 2004 Question Paper Solution | GATE/2004/TF/52

Question 52 (Textile Engineering & Fibre Science)

If 95% confidence range of the mean based on 36 test samples in \pm 5, the number of test samples required to obtain 95% confidence range of \pm 3 of the mean will be

[Show Answer]

Option C is correct.


95% confidence range

Number of samples tested(N1)=36

Standard error(SE1)=\pm 5

Number of samples tested(N2)=?

Standard error(SE2)=\pm 3

By formula-





Frequently Asked Questions | FAQs
GATE Textile Engineering and Fibre Science (TF) Question Papers | GATE Textile Question Answer | GATE Textile Solved Question Papers | GATE Textile Papers | GATE Textile Answer Key