Teaching UGC NET Mock Test Series 2025 (Paper 1 & 2) Environmental Science Statistics and Modelling Attributes and Variables
The 95% confidence interval of sample mean can be calculated by:
A. Sample mean ± 1.96 (Standard deviation)
B. Sample mean ± 1.96 (Standard Error)
C. Sample mean ± 1.96 (Standard Error/\(\rm \sqrt{Sample \ size} ) \)
D. Sample mean ± 1.96 (Standard deviation/\(\rm \sqrt{Sample \ size} ) \)
E. Sample mean ± 1.96 (Variance/\(\rm \sqrt{Sample \ size} ) \)
Choose the correct answer from the options given below:
1
A and E only
2
B and D only
3
A and C only
4
B and C only