Statistics Quiz 10

1 / 50

**Which of the following parameter control the relative flatness of normal distribution?**

2 / 50

**If Skewed distribution the three averages mean, median and mode are ________?**

3 / 50

**Arithmetic mean of two positive numbers ?X? and ?Y? is_________________?**

4 / 50

**Cumulative frequency is the frequency _________ than the upper class boundary of a class?**

5 / 50

**G.M. between __________ is called to be Fisher?s Index Number?**

6 / 50

**Which one is the not measure of dispersion?**

7 / 50

**In statistics, a sample means__________?**

8 / 50

**If P(A?B) =1/4 then P(AUB) is ________________?**

9 / 50

**The most frequent value in data is called ________________?**

10 / 50

**The table representing two attributes is called________________?**

11 / 50

**If in binomial distribution p ? q, the distribution is:___________________?**

12 / 50

**In Normal distribution, the parameter which controls the flatness of the curve is____________?**

13 / 50

**In Chain base method, the base period is ________________?**

14 / 50

**All experiments have _______ properties in common?**

15 / 50

**Binomial distribution ranges from _______________?**

16 / 50

**Addition Law of probability for mutually exclusive event is equal _______________?**

17 / 50

**To find the average speed of a journey which is the appropriate measure of central tendency?**

18 / 50

**The standard deviation is affected by the value of every____________?**

19 / 50

**If (AB) >(A) (B)/n __________ then A and B are?**

20 / 50

**Arithmetic Mean is___________affected by extreme values?**

21 / 50

**Mean deviation =______ S.D?**

22 / 50

**There are _________ important bases of classification of data?**

23 / 50

**Which branch of statistics deals with the techniques that are used to organize, summarize, and present the data?**

24 / 50

**Weighted Index number can be classified into _________ categories?**

25 / 50

**_________ are the numbers obtained by some random process?**

26 / 50

**Statistics is the backbone of_____________?**

27 / 50

**If y = 2 + 6x then value of y intercept is _________________?**

28 / 50

**Median is _______ than mean is a positive skewed distribution?**

29 / 50

**What is the probability that a ball drawn at random from a jar ?**

30 / 50

**Shape of normal curve can be related to_______________?**

31 / 50

**The basic random numbers are ________________?**

32 / 50

**Statistic is a numerical quantity, which is calculated from?**

33 / 50

**If two events can both occur at the same time then they are referred as:__________________?**

34 / 50

**A frequent distribution in which class interval size is not the same is called frequency distribution with ________class interval size?**

35 / 50

**The sum of squares of deviation is least if measure from__________?**

36 / 50

**Which of the following is not a condition of the binomial distribution ?**

37 / 50

**Find the median of the following dat? A. 160, 180, 200, 280, 300, 320, 400?**

38 / 50

**Correlation coefficient is _________ of origin and unit of measurement?**

39 / 50

**In inferential statistics, we study____________?**

40 / 50

**If the sampled population has a normal distribution, when is the sampling distribution of the sample mean X also a normal distribution ?**

41 / 50

**In binomial experiment successive trials are ______________?**

42 / 50

**The sum of absolute deviations from median is _____?**

43 / 50

**Sampling Error decrease by _______ the sample size?**

44 / 50

**If a distribution has two modes then this distribution is called______________?**

45 / 50

**The A.M. is greater than mode is equal to ______________?**

46 / 50

**If the smallest observation in a data is decreased, the average which is not affected is______________?**

47 / 50

**x=40 is estimator of _________________?**

48 / 50

**In grouped data, the range is the difference between ________________?**

49 / 50

**In statistics, conducting a survey means_____________?**

50 / 50

**If ?A? denotes the males of a town and ?B? denotes the females of that town, then A and B are:___________?**

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