951. We must arrange the data before calculating _________?
comments icon0

A. Mean

B. G.M.

C. Mode

D. Median
952. Third quartile = Q3 = ____________?
comments icon0
A. None of these

B. D3

C. Median

D. P33

953. The sum of deviations of observations is zero, when deviations are taken from __________?
comments icon0
A. Mean

B. Median

C. None of these

D. Mode

954. The median of numbers, 12, 22, 32,__(2n + 1)2 is given by______?
comments icon0

A. (n2 + 1)

B. (2n + 1)2

C. (N 1)2

D. (n + 1)2
955. The mode of the data 2,4,6,6,6,8 is _______________?
comments icon0

A. 4

B. 30

C. 8

D. 6
956. The arithmetic mean of 10,8,6,4, and 2 is ______________?
comments icon0
A. 15

B. 30

C. 6

D. 5

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

A. Negative

B. Positive

C. All sign

D. Zero
958. Mean is relatively ____ measure?
comments icon0

A. Group

B. Change

C. Stable

D. manipulation

959. A distribution is called _____ distribution if it has two modes?
comments icon0

A. Uni-modal

B. Bi-model

C. None of these

D. Tri-modal

960. __________ deviation taken from A.M. is always equal to zero?
comments icon0

A. Average

B. Sum

C. 2.D.

D. Mean

961. If the smallest observation in a data is decreased, the average which is not affected is______________?
comments icon0

A. Harmonic mean

B. Mean

C. G.M.

D. Median
962. Group data formula for mode _______?
comments icon0

A. 1+ fm f2/f1 f2 x h

B. 1+ f1 f2/f2 fm x h

C. 1 + fm f1/ (fm f1) + (fm1 f2) x h

D. 1+ fm1 f2/f1 fm x h

963. The median of the data 2, 4, 10, 8, 6 is _______________?
comments icon0

A. 10

B. 5

C. None of these

D. 6

964. Quartiles, deciles are located from an ogive in a way________________?
comments icon0
A. Quarlities

B. Mode

C. Median

D. G.M.

965. The mean of 5,5,5,5,5 is ______?
comments icon0

A. 1

B. 5

C. 6

D. 10

966. If any value in the data is negative, then it is impossible to calculate _______?
comments icon0

A. A.M.

B. H.M.

C. Mode

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

A. Zero reject

B. None of these

C. All +ve, -Ve value

D. Given value
968. Average is good if it is easy to ____________?
comments icon0

A. Capable

B. Change

C. Understand

D. Clear

969. Which of the following is not based upon all the observations _________?
comments icon0

A. A.M.

B. Mode

C. G.M.

D. H.M.

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

B. Combined mean

C. Median

D. None of these

971. If any value in the data is zero, then which of the following average vanishes_________?
comments icon0
A. None of these

B. H.M.

C. A.M.

D. G.M.

972. The arithmetic mean _________ by 10 if 10 is added to all values?
comments icon0

A. Decease

B. Increase

C. Largest

D. Smaller

973. Median is _______ than mean is a positive skewed distribution?
comments icon0

A. Equal

B. lesser

C. Great

D. None of these

974. Deciles means are 1/( )?
comments icon0

A. 1000

B. 10

C. 10000

D. 100
975. The sum of square of deviation is least when measured from ____________?
comments icon0

A. Mode

B. Arbitrary value

C. G.M.

D. Mean
976. The frequent value of the data if it exists is called ________________?
comments icon0

A. Quartiles

B. Median

C. Deciles

D. Mode
977. Sum of obsolete deviations from _____ is least?
comments icon0
A. Median

B. Mean

C. Mode

D. Harmonic

978. We must arrange the data before calculating ______________?
comments icon0
A. Median

B. G.M

C. Mean

D. Mode

979. If any value in the data is zero, then which of the following average vanishes ______________?
comments icon0

A. None of these

B. G.M.

C. Mode

D. A.M.

980. The median of F,K,E, Q, U, E, N, C,Y, is ________?
comments icon0

A. EFP

B. LEY

C. EUQ

D. EUP

981. Median = Q2 = D5 =_________________?
comments icon0

A. P25

B. P55

C. p50

D. P75
982. H.M. _____ G.M. _______ A.M?
comments icon0

A. ?

B. >

C.

D. ?

983. If any value in the data is zero, then it is not possible to have _______?
comments icon0

A. A.M.

B. Medain

C. Mode

D. H.M.
984. The most frequent value in data is called ________________?
comments icon0

A. H.M.

B. Median

C. Mean

D. Mode
985. Median is always central value even if the data is _______?
comments icon0

A. Discrete

B. Continuous

C. Arranged

D. Unassigned

986. In moderately skewed distribution if _________________?
comments icon0

A. Median = 2 median-3 mean

B. Mean- mode

C. Mode = 3 median 2 mean

D. Mode = 2 median -3 mean

987. Arithmetic mean is _________ by change of origin and scale of measurement?
comments icon0
A. Affected

B. Vary

C. Negative

D. Not affected

988. G.M. of 2,4,8 is ______?
comments icon0

A. 8

B. 4

C. 14/3

D. 6

989. The Harmonic Mean of two number is a and b is given by ____________?
comments icon0

A. None of these

B. a+b/2

C. 2ab/a+b

D. ?ab

990. Whats the largest known Prime Number?
comments icon0

A. 282,589,933 ? 3

B. None of these

C. 282,589,933 ? 1

D. 282,589,933 ? 5

991. Which hypothesis tell us weather test is one tail or 2 tail?
comments icon0

A. all of the above

B. simple hypothesis

C. null hypothesis

D. None of these

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

A. Meteorology

B. Science

C. Data

D. Methods

993. Which of the following statement is not true?
comments icon0

A. All of these

B. SE cannot be zero

C. SE cannot be one

D. SE cannot be negative

994. The term variance introduced by ___________?
comments icon0

A. Karl Pearson

B. Ronald Fisher

C. None of these

D. John Tukey

995. The data obtained very first are called:___________?
comments icon0

A. Secondary data

B. Raw data

C. None of these

D. Primary data
996. If any statistical tool apply on primary data it becomes a__________?
comments icon0

A. Raw data

B. None of these

C. Primary data

D. Secondary data
997. Who give the concept of standard deviation and CV?
comments icon0

A. John Tukey

B. All of the above

C. Karl Pearson

D. R.A Fisher

998. Which of the following Measure of Averages is not based on all the values given in the data set?
comments icon0

A. Arithmetic Mean

B. Geometric Mean

C. Median

D. Mode

E. Both C. and D.
999. The measure of dispersion is changed by a change of_____________?
comments icon0
A. Scale

B. Origin

C. None

D. Algebraic Signs

1000. In descriptive statistics, we study:
comments icon0

A. How to describe the probability distribution

B. The description of decision making process

C. The methods for organizing, displaying, and describing data

D. None of the above