Statistics Quiz 3

1 / 50

**2nd Quartile = 5th Decile = 50th Percentile = ?**

2 / 50

**If n ? 30 and _____ then binomial approaches to normal distribution?**

3 / 50

**In moderately skewed distribution if _________________?**

4 / 50

**Normal distribution has ____shaped?**

5 / 50

**If any of the value in data set is zero then it is not possible (i.e. impossiblE. to compute_______________?**

6 / 50

**Two event are said to be equally likely is ______________?**

7 / 50

**The mean of a constant ?b? is_________________?**

8 / 50

**Harmonic mean cannot be calculated if any one of the values in the data is _____________?**

9 / 50

**If E(??)=?, then ?? is said to be_______________?**

10 / 50

**We must arrange the data before calculating ______________?**

11 / 50

**In statistics, a sample means______________?**

12 / 50

**The ratio of a new price to the base year price is called the___________?**

13 / 50

**A test is said to be most powerful test of size ?, if_______________?**

14 / 50

**Binomial word discovered at the end of ________________?**

15 / 50

**For a symmetrical distribution approximately 68% of the cases are included between _________________?**

16 / 50

**Binomial distribution is used when ___________ is large?**

17 / 50

**Identify the attribute?**

18 / 50

**The calculation of mean and variance is based on______________?**

19 / 50

**The word statistics is at present used in _______________?**

20 / 50

**The process of selecting sample from the population is called_________________?**

21 / 50

**__________ of the distribution which is measured relative to the distribution known as Normal?**

22 / 50

**A ________ is a heading at the top of the table describing its contents?**

23 / 50

**Convenience sampling is an example of______________?**

24 / 50

**Binomial distribution is negatively skewed when:__________________?**

25 / 50

**In an open end frequency distribution either the _________ class limit?**

26 / 50

**In a normal distribution quartile deviation is _______ (S.D.)?**

27 / 50

**The lower and upper quartile of standard normal variation are respectively ?**

28 / 50

**Which of the following is not a requirement for binomial distribution ?**

29 / 50

**The Laspeyres and Paasche index are examples of_________________?**

30 / 50

**If in a coin P(H) = 2P(T) then prob. of head is ______________?**

31 / 50

**Every distribution tends to ____ distribution?**

32 / 50

**Probability of occurrence of an event lies between______________?**

33 / 50

**Area Under the normal curve on either side of mean is _____________?**

34 / 50

**In a table, foot note and source notes are ___________________?**

35 / 50

**Data which is not arranged in ascending or descending order is called ___________?**

36 / 50

**The range of normal distribution lies between _________?**

37 / 50

**Hypergeometric distribution has parameter:_____________________?**

38 / 50

**The product of first ?n? natural numbers is _____________?**

39 / 50

**For two independent random variables X & Y, Var (x ? y)=___________?**

40 / 50

**The level of significance is denoted by _________________?**

41 / 50

**The probability of drawing a diamond card out of 52 cards is ______________?**

42 / 50

**If mean of the binomial probability distribution is 4.8, then variance of this distribution is :_______________?**

43 / 50

**Consistency of an estimator can be checked by comparing____________?**

44 / 50

**A set of events is said to be independent if probability of head on tossing a coin is _______________?**

45 / 50

**Two digit random numbers are ________________?**

46 / 50

**The probability of getting at least one head when two balance coins are tossed once __________________?**

47 / 50

**In correlation, both variables are______________?**

48 / 50

**Data must be arranged either in ascending or descending order, if some wants to compute____________?**

49 / 50

**In a normal distribution, what is the z score associated with the mode ?**

50 / 50

**The variance of 5 numbers is 10. If each number is divided by 2, then the variance of new numbers is______________?**

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