Online NAT IGS General Science Statistics Test Preparation for Pakistani Students

NAT I General Science Statistics

Sr. #	Questions	Answers Choice
1	A decimal number system has base	2 8 10 16
2	Drag and drop is a term associated with	Mouse Key-board Printer Scanner
3	Shortage of certain consumer goods before annual budget	Secular trend Seasonal variation Cyclical variation Irregular variation
4	The shape of the C² distribution is	Symmetrical Negatively skewed Positively skewed Mesokurtic
5	If the two variables are uncorrelated then the value of "r" is	-1 0 F1 Fractional
6	The regression coefficient of x on y is:	Cov (x,y) / Var (x) Cov (x,y) / Var (y) Cov (x,y) / S.D (x) Cov (x,y) / S.D (y)
7	A misfit person is not selected for the job	Nor error Type I error Type II error Sampling error
8	Accepting H_o /H_o is true	No error type I error Type II error A
9	Statistical inference can be divide into,,,,,,,,,,,,approches	Four Three Two None
10	In random sampling the probability of selecting and item from the population is	Un-known Known Undecided None