Email

Chat with tutors

Login

Ask Questions, Get Answers

Menu X

home ask tuition questions practice papers mobile tutors pricing

X

Recent questions tagged q5-ii

The mean and standard deviation of 20 observations are found to be 10 and 2 respectively. On rechecking it was found that an observation 8 was incorrect. Calculate the correct mean and standard deviation If it is replaced by 12.

asked Jul 2, 2014 by meena.p

1 answer

A fair coin with 1 marked on one face and 6 on the other and a fair dice are both tossed.Find the probability that the sum of the numbers that turn up is 12

asked Jun 30, 2014 by sreemathi.v

1 answer

Three coins are tossed,describe two events which are mutually exclusive and exhaustive

asked Jun 27, 2014 by sreemathi.v

1 answer

Find the middle term in the expansion of $(3x-\large\frac{x^3}{6})^9$

asked Jun 24, 2014 by sreemathi.v

1 answer

Find the intersection of the following sets: A={a,e,i,o,u},B={a,b,c}

asked May 27, 2014 by sreemathi.v

1 answer

Are the following pair of sets equal?Give reasons :A={x : x is a letter in the word FOLLOW },B={y : y is a letter in the word WOLF}

asked May 23, 2014 by sreemathi.v

1 answer

List of all the elements of the following set : $ B=\{x : x$ is an integer,$ - \large\frac{1}{2}$$ \lt $$x \lt \large\frac{9}{2}$}

asked May 23, 2014 by sreemathi.v

1 answer

Evaluate $\large\frac{n!}{(n-r)!}$ when n=9,r=5

asked May 13, 2014 by sreemathi.v

1 answer

Find the value : $\tan 15^{\large\circ}$

asked Apr 17, 2014 by sreemathi.v

1 answer

To see more, click for the full list of questions or popular tags.

Feedback Terms Facebook Twitter About Us

Your payment for is successful.

...