Statistics Quiz 14

Second moment about mean is always equal to _____________?

A discrete probability distribution may be represented by____________?

The successive trials are with replacement in:________________?

In a binomial probability distribution it is impossible to find______________?

The sum of square of deviation is least when measured from ____________?

The probability of an event cannot be _____________?

In x = 2 _________ 6y the value of y are increasing by one unit then values of x are?

Parameter is a _________ quantity?

The sum of powers of deviation from mean is zero is called __________?

Let X1,X2,??,Xn be a random sample from a density,,,, f(x ? ?) where ? is a value of the random variable ?with known density g?(?) Then the estimator ?(?) with?/ respect to the prior g?(?) is define as______________E[?(?)?X1,X2,?..,Xn] is called?

In binomial experiment, the experiment is repeated ______________?

In a symmetrical distribution mean, median and mode, _________________?

if you roll a pair of dice, what is the probability that (at least) one of the dice is a 4 or the sum of the dice is 7 ?

Normal distribution is the distribution of _______________?

Which of these represent qualitative data______________?

If P(A/B)=1/4 and P(A?B) =1/5 then P(B) is ________________?

Which of these is a relative measure of dispersion_____________?

Selection of s by the students to solve a paper is _________________?

The variance of a constant is_______________?

The standard deviation is always _________ than mean deviation?

First movement about mean is always equal to ___________?

if in a binomial probability distribution mean and variance are 6 and 2.4 respectively, then the parameters of this distribution are:____________________?

The Geometric Mean of -2, 4, 03, 6, 0 will be______________?

If mean is 25 and standard deviation is 5 then C.V (Coefficient of variation) is_______________?

__________ is the process of using sample information to reach?