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Statistics Quiz 14

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Statistics Quiz 14

1 / 25

In binomial experiment, the experiment is repeated ______________?

2 / 25

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

3 / 25

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

4 / 25

A discrete probability distribution may be represented by____________?

5 / 25

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?

6 / 25

The standard deviation is always _________ than mean deviation?

7 / 25

Which of these represent qualitative data______________?

8 / 25

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

9 / 25

Parameter is a _________ quantity?

10 / 25

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 ?

11 / 25

First movement about mean is always equal to ___________?

12 / 25

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

13 / 25

In a binomial probability distribution it is impossible to find______________?

14 / 25

The successive trials are with replacement in:________________?

15 / 25

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

16 / 25

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

17 / 25

__________ is the process of using sample information to reach?

18 / 25

Second moment about mean is always equal to _____________?

19 / 25

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

20 / 25

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

21 / 25

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

22 / 25

The probability of an event cannot be _____________?

23 / 25

Normal distribution is the distribution of _______________?

24 / 25

Which of these is a relative measure of dispersion_____________?

25 / 25

The variance of a constant is_______________?

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