Statistics

Business Statistics Basics
The measurement scale which allows the researchers and statisticians to perform certain operations on the data collected from respondents is classified as
interval scale
flow measuring scale
validity scale
reliability scale
Author: rikazzz Comment
Measures Of Dispersion
The number of emergency cases in hospital for five days are as 12, 15, 18, 16, 14 then variance of sample is
5
20
4
15
Author: rikazzz Comment
Sampling Distributions
The sample statistics are denoted by the
upper case Greek letter
associated roman alphabets
roman letters
lower case Greek letter
Author: rikazzz Comment
Measures Of Dispersion
If the calculated value of total sum of squares in sample variance is larger than the variation in data set is considered as
smaller
greater
zero
negative
Author: rikazzz Comment
Business Statistics Basics
The branches of statistics includes
applied statistics
mathematical statistics
industry statistics
both a and b
Author: rikazzz Comment
Introduction To Probability
The type of probability approach in which the event A is the ratio explaining the number of times event A is occurred in experiments is classified as
counted probability distribution
relative frequency approach
irrelative frequency approach
fixed probability distribution
Author: rikazzz Comment
Measures of Central Tendency
When the data is arranged, the middle value in the set of observations is classified as
median
mean
variance
standard deviation
Author: rikazzz Comment
Probability Distributions
In the Poisson probability distribution, if the value of λ is integer then the distribution will be
bimodal
unimodal
positive modal
negative modal
Author: rikazzz Comment
Measures Of Dispersion
The theorem which states least percentage of values that fall within z-standard deviations is classified as
Chebyshev’s Theorem
sampling theorem
Pearson Theorem
population theorem
Author: rikazzz Comment
Measures Of Dispersion
The formula written as quartile deviation divided by sum of third and first quartile is used to calculate
coefficient of quartile deviation
coefficient of quartiles
coefficient of inter quartiles
coefficient of central tendency
Author: rikazzz Comment

Go to Page