A town has a total population of 50,000. Out of it, 28,000 read the newspaper X and 23000 read Y, while 4000 read both the papers. The number of persons not reading X and Y both is

# CA Foundation

## The present value of Rs. 10,000 due in 2 years at 5% p.a. compound interest when the interest is pai….

The present value of Rs. 10,000 due in 2 years at 5% p.a. compound interest when the interest is paid on yearly basis is

## If for two variables x and y, the covariance, variance of x and variance of y are 40, 16 and 256 res….

If for two variables x and y, the covariance, variance of x and variance of y are 40, 16 and 256 respectively, what is the value of the correlation coefficient?

## If SD = 20 and sample size is 100, then standard error of mean is….

If SD = 20 and sample size is 100, then standard error of mean is

## If the mean deviation of a normal variable is 16, what is its quartile deviation?….

If the mean deviation of a normal variable is 16, what is its quartile deviation?

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## If the overall probability of success in an exam is 60%, then what is the probability that out of a ….

If the overall probability of success in an exam is 60%, then what is the probability that out of a group of 4 students, at least one will pass?

## The probability that a card drawn at random from the pack of playing cards may be either a queen or ….

The probability that a card drawn at random from the pack of playing cards may be either a queen or an ace is

## If two unbiased dice are rolled together, what is the probability of getting no difference of points….

If two unbiased dice are rolled together, what is the probability of getting no difference of points?

## If the relationship between two variables x and y is given by 2x + 3y + 4 = 0, then the value of the….

If the relationship between two variables x and y is given by 2x + 3y + 4 = 0, then the value of the correlation coefficient between x and y is

## What is the coefficient of range for the following wages of 8 workers?Rs. 80, Rs. 65, Rs. 90, Rs. 60….

What is the coefficient of range for the following wages of 8 workers?Rs. 80, Rs. 65, Rs. 90, Rs. 60, Rs. 75, Rs. 70, Rs. 72, Rs. 85

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