Statistics Quiz 4
1 / 50
Probability distribution of a random variable is also know as Probability_________________?
2 / 50
The number of defective bulbs in a lot is example of ____________?
3 / 50
The value of interval x ? S include _______________?
4 / 50
Which of the following is a true statement for comparing the t distribution with standard normal ?
5 / 50
Combine mean calculated by different given mean is ________?
6 / 50
Mean of the binomial distribution is ______________?
7 / 50
Binomial distribution is used when n is ____________________?
8 / 50
A random variable is ____________ ?
9 / 50
Events occurring together without affecting each other are called:_________________?
10 / 50
Link relative = ________________?
11 / 50
In normal distribution ?1 = 0 and ?2 is equal to _____________?
12 / 50
Class interval size is the different between the upper and lower class_________ of a class?
13 / 50
We get ________ dividing range by numbers of class interval?
14 / 50
The variance of binomial distribution is always:________________?
15 / 50
Least square regression line always passes through ____________________?
16 / 50
Check the consistency used _____________?
17 / 50
Non-sample errors are reduced by:________________?
18 / 50
The square bracket is an finite G. Series is obtained by formula _________________?
19 / 50
What is the variance of binomial distribution __________________?
20 / 50
The process of systematic arrangement of data into rows and columns is called _________?
21 / 50
____________ is used to criterion of consistency i.e for consistence performance?
22 / 50
A quantity obtained by applying certain rule or formula is known as ________________?
23 / 50
If E (ax) = _______________?
24 / 50
____________ use the division of a circle into different sectors?
25 / 50
The correct variance is define as the __________________?
26 / 50
The word statistics is defined as_____________?
27 / 50
If the occurrence of excludes the occurrence of the other is called ________________?
28 / 50
The measure of relative dispersion is called __________________?
29 / 50
The value maximum ordinate of a standard normal curve at Z = 0 is:________?
30 / 50
The probability of even/odd numbers when a fair die is rolled is____________?
31 / 50
Major area of statistics today is concerned with drawing of conclusions from__________?
32 / 50
For a binomial distribution with n = 15 as p changes from. 50 toward. 05 the distribution will__________?
33 / 50
100% of values lies in the limits are equal to ______________?
34 / 50
The sum of squared deviations of a set of n values from their mean is__________________?
35 / 50
The Estimation and testing of hypothesis are main branches of ________________?
36 / 50
If all values are same then the measure of dispersion will be________________?
37 / 50
All Index numbers are not suitable for all _________________?
38 / 50
N(?, 2?) means normally distribution with mean u and variance2? then (3?, 4) means _____________?
39 / 50
In probability sampling each sampling unit has some____________________?
40 / 50
Total Area under the normal curve is_______________?
41 / 50
Which of the following case is true for hyper geometric distribution________________?
42 / 50
The Number of road accidents is the example of____________?
43 / 50
If ?1 = 0 it means the distribution is _______________?
44 / 50
Which of the following Measure of averages is affected by extreme (very small or very largE. values in data set?
45 / 50
The sum of values divided by their number is called___________?
46 / 50
If Ho is stated as Q = Qo< the alternate hypothesis in general stated________________?
47 / 50
Questionnaire survey method is used to collect____________?
48 / 50
The area under the normal distribution curve outside the interval of z=1 and z=3.09 is_____________?
49 / 50
First moment about origin is always equal to _______________?
50 / 50
95% confidence limits u are ________________?
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