Tests of Statistics Statistics MCQs 85 Welcome to Shaheen Leader Academy We expect 100% result. Click on Start Button. Your time is Ended. Thanks Statistics Quiz 1 / 25 Which measures of dispersion has  a  different  unit other than the unit of measurement of values :- Variance Range Standard deviation 2 / 25 Total area under the normal curve is :- Greater than 1 None of them 1 3 / 25 Median is the _____-___ value;- Minimum Largest Middle most None of them 4 / 25 Village patwari collecting a data about cotton crops is an example of:- Variable Secondary data Primary data Constant 5 / 25 If the coefficient of determination is equal to 1 , then the correlation coefficient :- either -1 or + 1 Equal to 1 None of them 6 / 25 Which statement is true:- The standard deviation is resistant to extreme value The mean is resistant to extreme value The median is resistant to extreme values 7 / 25 The difference  between the  sample value expected and the  estimate value of  the parameter is called as :- Bias Contradiction Error 8 / 25 If any statistical tool apply  on primary data it becomes a :- Primary data Secondary data Raw data 9 / 25 Which measure of  dispersion is expressed in the same units as the units of observation;- Coefficient of variation Variance Standard deviation 10 / 25 The difference between the maximum and minimum value of a set of data is called:- Range Mean Mode Median 11 / 25 A time series is an arrangement of data according to :- Place Time Yearly 12 / 25 If all values are same then the measure of  dispersion will be :- 1 mean 0 13 / 25 Each trial  in Binomial distribution has  ________ outcomes :- 2 1 3 14 / 25 The probability is expressed as a percentage of a particular occurrence can never be:- Greater than 1 None Less than 100 Less than 0 15 / 25 ______ is useful in displaying cumulative frequency:- cumulative frequency charts Stemplot Histogram None of them 16 / 25 The mode of the data  2,4,6,6,6,8 is :- 6 8 4 17 / 25 The ___________ order moments  about mean are all zero ;- Add Four None 18 / 25 Rolling a die is called a:- Probability experiment Repeated experiment sample experiment Infinite experiment 19 / 25 The class frequency divided by total number of observations is called:- Relative frequency Percentage frequency Simple frequency None of them 20 / 25 When two dice are rolled, the sample space consist of ______ outcomes:- 36 12 6 18 21 / 25 When three coins are tossed, What is expected value of a number of heads:- 1.5 2 2.5 1 22 / 25 Suppose many students take a 10 question quiz, and the mean turns out to be 7.22 answer correct. Suppose the standard deviation turns out to be 0.722. What is coefficient of variation:- None 0.1 100 10 23 / 25 How many different ways can 4 bos be selected from 7 bos:- 840 35 210 28 24 / 25 In a regression analysis if r 2 =  1 then  SSE must be equal to 0 :- True False 25 / 25 The average  of squared deviation about the arithmetic  mean for a set of number is called  :- Variance Mean deviation Standard deviation Your score is LinkedIn Facebook Twitter VKontakte Restart quiz Apply Here for Online Registration