Question

For a certain data test statistic ‘t’ is calculated as : $|t|=|\frac{65-68}{\frac{4}{\sqrt{15}}}|=2.90$, then select the correct option :

• A. $\bar{x}=68;\mu=65,n=16$
• B. $\bar{x}=65;\mu=68,n=16$
• C. $\bar{x}=15;n=4,\mu=3$
• D. $\bar{x}=65;\mu=68,n=14$

Answer 1

Answer: (B)

$\bar{x}=65;\mu=68,n=16$

Answer 2

The correct option is (B) :$\bar{x}=65;\mu=68,n=16$.