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Total number of observations , which are below a certain value are known as
cumulative frequency
class boundaries
class marks
variances
Value of [(n +1)⁄2]th term is formula of
median
Both a and b
1st quartile
2nd quartile
A many sided closed figure used in frequency distribution is termed as
frequency decagon
frequency hexagon
frequency polygon
frequency pentagon
Most frequent observation in a data set is called
Mean
Mode
Range
median
By adding all numbers in set together and then total is divided by number of scores in that set, we obtained
variance
geometric mean
standard deviation
Arithmetic Mean
Table which shows frequency of each score is called a
Histogram
polygon
frequency distribution table
pi chart
When cumulative frequencies are plotted against end points of their respective class intervals and joined together, resultant graph is called
cumulative frequency histogram
cumulative frequency hexagon
cumulative frequency polygon
cumulative frequency pentagon
In set 2, 4, 5, 4, 6, 5, 3, 4, 2, mode is
2
3
5
4
Square of standard deviation is called
variance
Mode
2nd quartile
Harmonic Mean
Value of [3(n +1)⁄4]th term is formula of
2nd quartile
variance
3rd quartile
geometric mean
In a cumulative frequency polygon, frequencies are plotted against
upper class boundaries
frequency distribution
class limits
mid point
Types of frequency distribution are
4
5
3
2
Minimum value in class limit is called
secondary limit
upper limit
lower limit
primary limit
Value obtained by reciprocating mean of reciprocal of x1, x2, x3, .... Xn observations is called
Arithmetic Mean
Harmonic Mean
geometric mean
standard mean
Total of frequency up to an upper class limit or boundary is known as
cumulative frequency
average frequency
frequency distribution
frequency polygon
Cumulative frequency polygon is also called
Histogram
absicca
ogive
sigma
Mean , median and mode are part of
measures of central tendency
proportions
measures of dispersion
logarithms
Number of times each value appears is called value's
Range
Frequency
Mode
standard deviation
Median in set 6, 4, 2, 3, 4, 5, 5, 4 would be
5
6
4
3
Three points that divides set into 4 equal group are called
percentiles
deciles
None of above
quartiles
1
2
3
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