A sample size is considered large in which of the following cases?
A. n > or = 30
B. n > or = 50
C. n < or = 30
D. n < or = 50
Answer:A
A sample size is considered large in which of the following cases?
A. n > or = 30 B. n > or = 50 C. n < or = 30 D. n < or = 50
Explanation: Generally a sample having 30 or more sample values is called a large sample. By the Central Limit Theorem such a sample follows a Normal Distribution.