Stastics


Given the subjoined arrangement:  1410, 12, 14, 14, 10, 8  

    Calculate the enactmentration, median, enactment, type flexion, and order.

 Calculate the enactmentration, median, enactment, type flexion, and order for 

    the subjoined arrangement:  109110, 109107106100, 80  

1.When beaks are de- in arorder of bulk, the researcher has contriveed a

a. histogram           b. appraise of mediateity

c. appraise of dispensationd. arrangement 

2.When a arrangement is skewed, the researcher who is careful in mediate drift should use the

a. enactmentrationb. medianc. enactmentd. percentile

3.The wave of a few extreme beaks in one direct most effects the prize of the

a. enactmentrationb. medianc. enactmentd. percentile

 

4. The absicca is the          a. the insipid axis     b. the upright axis       

        c. the aenjoy summits on a polygon. d. a appraise of mediate drift

 

5.The subjoined are all appraises of mediate drift bar the

a. enactmentrationb. medianc. orderd. enactment

 

6.When we say that the medium crisis of all adult females in the U.S. is public to be 5"6", we are using

a.  descriptive statistics

b.  constructive statistics

c.  predictive statistics

d.  probability considers

 

7When a researcher attempts to consider the characteristics of an integral population on the basis 

   of exemplification appraises, the techniques are called

 

a.  descriptive statistics

b.  constructive statistics

c.  Skewed statistics

d. b and c, but not a

 

                8. The _____ is a summit on a arrangement/scale such that half the contemplation falls aloft it and half  

                    below it.

a.mode

b.arithmetic enactmentration

c.type flexion

d.median

 

 

 

9. Statistics as a unconcealed ground is disjoined into two subareas. They  are

a. predictive and constructive.

b. descriptive and constructive.

c. nominal and ordinal.

d. none of these.

 

10. When beaks are de- in arorder of bulk, the researcher has contriveed a

a.histogram.

b.appraise of mediateity.

c.appraise of dispensation.

d.distribution.

 

 11. When a arrangement shows a ample eldership of very low beaks and a few very eminent beaks, the arrangement is said to be

a.skewed to the right

b.skewed to the left.

c.skewed to the middle

d.bimodal.

 

12. When each beak is listed in arorder of bulk, simultaneously after a while the calculate of living-souls receiving each beak, the researcher has set up

a.a unimodal arrangement.

b.a bimodal arrangement.

c.a skewed arrangement.

d.a quantity arrangement.

 

13. The train is selfsame to the

a.X axis.

b.Y axis.

c.mean.

d.none of these.

 

14. The contrariety among the eminentest and last beaks in any arrangement is called

a.the flexion beak.

b.the type flexion.

c.the order.

d.none of these.

 

15.  One elder blemish of the order is that

a.it interposed the integral width of the arrangement.

b.it is fixed on barely two beaks.

c.it is not a appraise of variability.

d.all of these.

 

16. The type flexion is a appraise of

a.how far all the beaks diversify from the enactmentration.

b.how far the middlemost 50% of cases diversify contrive the mean.

c.how far the eminentest and last beaks diversify contrive each other.

d.mediate drift.

17. The type flexion must regularly be adapted after a while intimation to the

a.decile.

b.median.

c.mode.

d.mean.

 

18. The over stramble the arrangement of beaks,

a.the fineer the type flexion.

b.the ampler the type flexion.

c.the over the arrangement tends to be skewed.

d.the main the haphazard of barring most-violent beaks.

 

19. A arrangement after a while a ample type flexion must as-well enjoy a ample

a.calculate of beaks adjacent the enactmentration.

b.calculate of beaks adjacent the median.

c.variance.

d.none of these.

 

20A platykurtic arrangement regularly has

a.a proportionately fine type flexion.

b.a proportionately ample type flexion.

c.a type flexion of naught.

d. a few most-violent beaks at true one end of the arrangement.

 

21The tidings which defines the flatness or peakedness of a flexion is

a.homoscedasticity

b.rangevalues.

c.mediate drift.

d.kurtosis.

 

 

22When most beaks gathering closely encircling the enactmentration, the flexion is

a.asymmetrical.

b.platykurtic.

c.shaped enjoy a U

d.leptokurtic.

 

 

23When an most-violently homogeneous set of beaks is graphed, then the resulting quantity arrangement flexion is

a.platykurtic.

b.leptokurtic.

c.mesokurtic.

d.bimodal.

 

24If the order on a mesokurtic arrangement is similar to 60, then the type flexion get be almost similar to

a.10.

b.360.

c..17.

d.impossible to designate from the postulates given.

 

25Of the subjoined, betray which is not a appraise of variability

a.range

b.percentile

c.type flexion

d.variance.