Email
Chat with tutors
logo

Ask Questions, Get Answers

X
 
Questions  >>  JEEMAIN and NEET  >>  Mathematics  >>  Class11  >>  Statistics
Answer
Comment
Share
Q)

A group of 10 items has mean 6. If mean of 4 of these items is 7.5 the mean of remaining items is

$\begin {array} {1 1} (A)\;6.5 & \quad (B)\;5.5 \\ (C)\;4.5 & \quad (D)\;5.0 \end {array}$

1 Answer

Home Ask Tuition Questions
Your payment for is successful.
Continue
...