Statistics Quiz 9
1 / 50
In hypergeometric distribution, the trial are:_______________?
2 / 50
Relative measure of skewness was introduced by _____________?
3 / 50
Which of the following describe the middle part of a group of numbers ?
4 / 50
Median is always central value even if the data is _______?
5 / 50
A sample of 24 observations is taken from a population that has 150 elements. The sampling distribution of is___________?
6 / 50
In a binomial distribution mean and variance is _________________?
7 / 50
There are ____________ parameter in Binomial distribution?
8 / 50
The binomial distribution is symmetrical when:______________?
9 / 50
Data being used by an agency which is originally collected by them are _______ data?
10 / 50
Census reports used as a source of data is____________?
11 / 50
You asked five of your classmates about their height. On the basis of this information, you states the average height of all student in your university or college is 67 inches. This is an example of____________?
12 / 50
Data which have not been arranged in systematic order is called___________?
13 / 50
The graph obtained by joining the mid points of the tops of adjacent rectangles in histogram is called ______________?
14 / 50
In a certain normal distribution having ? = 35 and variance = 16, then mode will be_______________?
15 / 50
If x = 3 then value of regression co-efficient of X or Y is ________________?
16 / 50
Normal Distribution ?
17 / 50
The Harmonic Mean of any two numbers is________________?
18 / 50
The first moment about means is always_________________?
19 / 50
Class _________ is the difference between two class limit?
20 / 50
The number of accidents in a city during 2012 is____________?
21 / 50
If any value in the data is zero, then it is not possible to have _______?
22 / 50
Suppose for 40 observations, the variance is 50. If all the observations are increased by 20, the variance of these increased observation will be______________?
23 / 50
A set of jointly sufficient statistic is defined to be minimal sufficient if and only if_______________?
24 / 50
The variance of randomvariable of x then var(x) = E[x-E[x]2 = E[________]?
25 / 50
A source note foot are the _______________?
26 / 50
A simple aggregate price index_____________?
27 / 50
Data arranging into rows and columns are called______________?
28 / 50
Binomial distribution is symmetrical when P=_________________?
29 / 50
Let X1,X2,?Xn be a random sample from the density f(x;(?), where ? may be vector. If the conditional distribution of X1,X2,?Xn given S=s does not depend on ? for any value of s of S, then statistic is called?
30 / 50
In a binomial distribution mean and variance is ________________?
31 / 50
when a three die rolled the sample space consists of _____________?
32 / 50
If the conditional distribution of X1,X2,?..Xn given S=s, does not depends on ?, for any value of S=s the statistics S=s(X1,X2,?..Xn) is called______________?
33 / 50
The frequency distribution mean > Median > Mode is called __________?
34 / 50
If E(x) is the expected value of X then E[x ? E(x)]= ___________________?
35 / 50
if Var(T2)_______________?
36 / 50
The experiment is repeated a _____________ number of times?
37 / 50
The mathematical exception of x + y is equal to ________________?
38 / 50
In binomial distribution the probability of success remains __________ from trial to trial?
39 / 50
The Runs test results in rejecting the null hypothesis of randomness when______________?
40 / 50
A list of sample _________ is called sample space?
41 / 50
Price in proceeding year used in the method is called __________?
42 / 50
A coin is so weighted that P (T) = 2P(H) then P(H) is _______________?
43 / 50
Volume Index in Marshall is ____________?
44 / 50
The median of normal distribution corresponds to the value of Z equal to_________________?
45 / 50
Correlation coefficient lies between__________________?
46 / 50
If bxy = -.8 by x = 1.2 then value of r is ________________?
47 / 50
Eyes color of employees is the example of____________?
48 / 50
The Normal Curve is asymptotic to the?
49 / 50
Life of a T.V picture tube is a____________?
50 / 50
If y = bx + a the mean deviation of y is_____________?
Provide Your Information
Your score is
The average score is 0%
Restart quiz
