Statistics is a section of mathematics that manages the collection, interpretation, analysis and presentation of different numerical data. In other words, Statistics is a collection of quantitative data. Academic task offering 2000+ Statistics MCQs for the preparation of different schools, colleges, and universities examinations to get good marks. Solved statistics question and answer cover multiple topics such as basic statistics mcqs, sampling mcqs, probability mcqs, Probability distributions, correlation and regression analysis, sampling distributions Techniques, statistical inference, time-series analysis, data presentation mcqs, statistical software mcqs, index numbers mcqs, design of experiments mcqs, statistical quality control, random variables mcqs, Non-Parametric statistics mcqs – and much more. These statistic multiple choice questions are also helpful for the preparation of various interviews, entrance examinations, other competitive examinations, and jobs like PPSC Statistics Lecturer’s jobs, Statistical Officers, Data Entry Operator, etc. for all Experienced, Freshers and Students. Also, check MCQs on Agriculture here.

181. Experiment in which outcomes vary from trial to trial _________________?

A. Experiment
B. Variable
C. Random experiment
D. Non of these

182. The mathematical exception of x + y is equal to ________________?

A. E(x + 0)
B. E(x + x)
C. E(x) + E(y)
D. E(y)

183. The basic random numbers are ________________?

A. 0 and 1
B. 0,1,2,…………9
C. 1,2,3….10
D. None of these

184. The variance of randomvariable of x then var(x) = E[x-E[x]2 = E[________]?

A. (X – A)2
B. E(x)
C. (x – u)2
D. (x – 4)2

185. The time taken by an athlete to run a 400 mile race in SAF games ________________?

A. Continuous data
B. Random
C. Discrete data
D. Non of these

186. If E (ax) = _______________?

A. A
B. a E(x)
C. x E(a)
D. Non of these

187. A continuous random variable which can assume all possible values on scale in a given _______________?

A. Interval
B. Point
C. Time
D. Sample space

188. Random numbers are also called__________________?

A. Random experiment
B. random Errors
C. Random digits
D. None of these

189. A random variable is that whose value is determined by the outcome of _________________?

A. Trial
B. event
C. Experiment
D. Random experiment

190. Random numbers are used for selection of ____________?

A. Random space
B. Space
C. Random sample
D. Non of these

NOTE
IF YOU THINK ANY OF THE MCQ ABOVE IS WRONG.
PLEASE COMMENT WITH CORRECT ANSWER AND ITS DETAIL EXPLANATION IN COMMENT BOX.
THANK YOU