?### Find Correlation coefficient for X and Y values given below :
X= (1,2,3,4,5)
Y= {11,22,34,43,56}

?### An urn contains 10 black balls and 5 white balls. 2 balls are
drawn from the urn one after other without
replacement. What is the probability that b...

?### Calculate the relative variability (coefficient of variance) for
the samples 60.25, 62.38, 65.32, 61.41, and 63.23 of a population

?### Calculate the relative variability (coefficient of variance) for
the samples 60.25, 62.38, 65.32, 61.41, and 63.23 of a population

?### The mean of a distribution is 14 and the standard
deviation is 5. What is the value of the coefficient of variation?

?### The mean of a distribution is 23, the median is
24, and the mode is 25.5. It is most likely that this distribution
is:

?### Which of the following describe the middle part
of a group of numbers?

?### According to the empirical rule, approximately
what percent of the data should lie within µ ± σ?

?### The sum of the deviations about the mean is
always:

?### The middle value of an ordered array of numbers
is the

?### Which of the following is not a measure of central
tendency?

?### Which of the following divides a group of data
into four subgroups?

?### If the standard deviation of a population is 9, the
population variance is:

?### If a distribution is abnormally tall and peaked,
then is can be said that the distribution is:

?### Sum of dots when two dice are rolled is

?### The weights of students in a college/school is a

?### The number of accidents in a city during 2010 is

?### Which of these represent qualitative data

?### Life of a T.V picture tube is a

?### The rst hand and unorganized form of data is
called

?### The data which have already been collected by
some one are called

?### The grouped data is also called

?### Primary data and - data are same

?### Questionnaire survey method is used to collect

?### Data collected by NADRA to issue computerized
identity cards (CICs) are

?### Population census is conducted through

?### A parameter is a measure which is computed
from

?### Given X1 = 12; X2 = 19; X3 = 10; X4 = 7, then
P Xi4 =1 equals?

?### A chance variation in an observational process is

?### A constant variable can take values