651. The word regression was first founded by_________?
comments icon0

A. Neyman person

B. Sir F Galton

C. R A Fisher

D. Karl Pearson

652. In normal distribution Q1=_________?
comments icon0

A. u .7979 (S.D.)

B. u + .6745 (S.D.)

C. u + .6745 (S.D.)

D. u .6745 (S.D.)
653. There are _________ important bases of classification of data?
comments icon0

A. Two

B. Three

C. Four

D. Six
654. _______are used to represent data classified on qualitative?
comments icon0

A. Simple bar

B. Vertical bars

C. Horizontal bars

D. Pie chart

655. Sum of obsolete deviations from _____ is least?
comments icon0

A. Harmonic

B. Median

C. Mean

D. Mode

656. In normal distribution ?1 = 0 and ?2 is equal to _____________?
comments icon0

A. 2

B. 1

C. 3

D. 0.5

657. When we add the lower and upper class limits and dividing the sum by, the values so obtained are called class____________?
comments icon0
A. Marks

B. Interval

C. Limits

D. Histogram

658. Data which have not been arranged in systematic order is called___________?
comments icon0

A. Undefined data

B. Tabular data

C. Raw data

D. Group data

659. Data classified by many _______ said to be Quantitative?
comments icon0

A. Categories

B. Attributes

C. Characteristic

D. Affinities

660. Area to the right of (z=0) is the area for ____ values of z?
comments icon0

A. Negative

B. None of these

C. Zero

D. Positive
661. Data which is not arranged in ascending or descending order is called ___________?
comments icon0

A. Cumulative frequency

B. Arrangement

C. Raw

D. Group

662. 100% of values lies in the limits are equal to ______________?
comments icon0

A. 40 and 60

B. 20 and 70

C. 20 and 30

D. 20 and 80
663. Total area under the normal curve is________?
comments icon0
A. 1

B. 100

C. 1%

D. 50%

664. The shape of normal curve depends upon ?
comments icon0

A. Quartile

B. Mean

C. Mean Deviation

D. None

E. Standard Deviation
665. The mean of 5,5,5,5,5 is ______?
comments icon0

A. 10

B. 1

C. 6

D. 5

666. Area of normal distribution total is equal to _______?
comments icon0

A. Two

B. Four

C. One

D. Three

667. Which mean is most effected by extreme values?
comments icon0

A. GM

B. AM

C. HM

D. Median

668. Whats the largest known Prime Number?
comments icon0
A. 282,589,933 ? 1

B. None of these

C. 282,589,933 ? 3

D. 282,589,933 ? 5

669. For a normal distribution having = 241 and ? = 2 P (X?235) is:_______?
comments icon0

A. 0.5

B. 0.475

C. 0.235

D. 0.9986
670. The standardized normal variate z means_________ away from the mean?
comments icon0
A. S.D.

B. Mean

C. Variance

D. None of these

671. Data arranging into rows and columns are called______________?
comments icon0

A. Classification

B. Frequency distribution

C. Tabulation

D. Table

672. When r is zero than both regression coefficients are________?
comments icon0

A. 2

B. 1

C. 0

D. Infinity

673. Most commonly used index number is___________?
comments icon0

A. Value index number

B. None of these

C. Price index number

D. Quantity index number

674. In a normal distribution E(X-)2 is________________?
comments icon0
A. Variance

B. Quartile Deviation

C. Mean Deviation

D. Standard Deviation

675. In normal distribution, mean ______= Mode?
comments icon0

A. S.D.

B. Mean deviation

C. Quartile

D. Median
676. Correlation coefficient is__________?
comments icon0

A. Absolute measure

B. Relative measure

C. Both a and b

D. None of the above

677. Normal distribution is _____ distribution?
comments icon0
A. Symmetrical

B. non-symmetrical

C. #NAME?

D. #NAME?

678. In a normal distribution, what is the z score associated with the mode ?
comments icon0

A. None of these

B. 1

C. -1

D. 0
679. If any value in the data is zero, then which of the following average vanishes_________?
comments icon0

A. G.M.

B. A.M.

C. H.M.

D. None of these
680. Single numerical fact is called________?
comments icon0
A. Datum

B. Point

C. Statistic

D. Data

681. In the plural sense, statistic means____________?
comments icon0

A. Science

B. Methods

C. Data

D. Meteorology

682. CPI also named as__________?
comments icon0

A. Household price index

B. Retail price index

C. Both a and b

D. None of these

683. Range is the difference between largest and ___________?
comments icon0

A. Middlest

B. Lowest

C. Smallest

D. Biggest

684. Collection of information from complete population is called__________?
comments icon0

A. Census

B. Complete enumeration

C. Survey

D. Both A & B
685. Mean deviation of Normal Distribution is_____________?
comments icon0

A. 34?

B. 45?

C. 23?

D. 78?

686. G.M. are set of n values product of the nth roots of the ______________?
comments icon0

A. All +ve, -Ve value

B. Given value

C. None of these

D. Zero reject

687. In normal distribution u2 = S2 and u4 =___________?
comments icon0

A. 3S

B. 3S4

C. 4S2/x

D. 3S2

688. Which sampling technique is appropriate when there is homogeneity in population?
comments icon0

A. Systematic sampling

B. Simple random sampling

C. Stratified sampling

D. Cluster sampling

689. Normal Distribution ?
comments icon0

A. Multi Modal

B. Uni Modal

C. Bi Modal

D. Tri Modal

E. have no Mode

690. Another name of explanatory variable is_________?
comments icon0

A. Independent

B. Controlled

C. Predictor

D. All of above
691. Normal distribution is a probability distribution of _____ random variable?
comments icon0
A. Continuous

B. Constant

C. Discrete

D. Normal

692. In moderately skewed distribution if _________________?
comments icon0

A. Median = 2 median-3 mean

B. Mode = 2 median -3 mean

C. Mode = 3 median 2 mean

D. Mean- mode

693. Class _________ is the difference between two class limit?
comments icon0

A. Boundary

B. Class interval

C. Class mark

D. None of these

694. Harmonic mean cannot be calculated if any one of the values in the data is _____________?
comments icon0
A. Zero

B. Negative

C. Positive

D. All sign

695. Shape of possion distribution depends upon?
comments icon0

A. Variance

B. Its parameter

C. On random variable X

D. Mean

696. When in a frequency distribution the maximum frequency occur at one end, then the frequency curve of such distribution is ________________?
comments icon0

A. Bell- shaped

B. J- shaped

C. U- shaped

D. V- shaped

697. When the word random variable use in statistics it must have?
comments icon0

A. Values

B. Probability distribution

C. Variable

D. None of these

698. Coded method of calculation is only used in ___________?
comments icon0
A. A.M.

B. Median

C. None of these

D. Combined mean

699. The relation showing between whole and its components used chart is said to be ___________________?
comments icon0

A. Simple Bar chart

B. Pie Chart

C. Multiple bar chart

D. Component bar chart

700. Which of the following is not based upon all the observations _________?
comments icon0
A. Mode

B. H.M.

C. G.M.

D. A.M.