Statistics Internal Examination

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5. Method used to compute average or central value of collected data is considered as

Measures of positive variation

Measures of central tendency

Measures of negative skewness

Measures of negative variation

6. A data value = Stem Value x Stem Size + Leaf Value x Leaf size

True

False

7. Measurement techniques used to measure extent of skewness in data set values are called

Measure of median tail

Measure of distribution width

Measure of tail distribution

Measure of skewness

8. 'less than type distribution' and 'more than type distribution' are types of

Class distribution

Cumulative class distribution

Cumulative frequency distribution

Upper limit distribution

9. If quartile range is 24 then quartile deviation is

48

12

24

32

10. If median is 12, mean is 15 and standard deviation of data is 3 then Karl Pearson's coefficient of skewness is

17

27

23

3

11. In measures of skewness, absolute skewness is equal to

Mean+mode

Mean-mode

Mean+median

Mean-median

12. Measurement of Gender is qualitative data

True

False

13. Variability which is defined as difference between third and first quartile is considered as

Percentile range

Deciles range

Quartile range

Inter quartile range

14. Data based on workers salary is as 2500, 2700, 2600, 2800, 2200, 2100, 2000, 2900, 3000, 2800, 2200, 2500, 2700, 2800, 2600 and number of classes desired is 10 then width of class interval is

400

300

100

200

15. Arithmetic mean is 12 and number of observations are 20 then sum of all values is

8

32

240

1.667

16. In quartiles, central tendency median to be measured must lie in

First quartile

Second quartile

Third quartile

Four quartile

17. In kurtosis, frequency curve which looks more peaked than normal curve of bell shaped distribution is classified as

Mega curve

Mesokurtic

Leptokurtic

Platykurtic

18. Classification method in which upper and lower limits of interval is also in class interval itself is called

Exclusive method

Inclusive method

Mid point method

Ratio method

19. A graph of cumuative distribution is called

Histogram

Frequency Curve

Ogive

None of above

20. In Histrogram area of each rectangle is equal to

Size of class interval

Size of class mark

Size of frequency

Size of interval

21. Sources of Data

Primary

Discrete

Secondary

Continuous

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22. Give the condition for Symmteric Data

Covariance is Zero

Mean = Median = Mode

Negatively Skewed

Positively Skewed

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23. Collection of data about all the units in the population

Population Survey

Census Survey

Statistical

Variable

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24. Classification of data on the basis of Characteristics

Attribute

Chronological

Variable

Geograaphical

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25. Arithmetic Mean is given by

Addition of all the values and divide by total number of observation

Addition of all the f.x and divide by total frequency

Subraction of Values and multiply by total number of observation

Add all the values

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Statistics Internal Examination

1. The Variable that does not really have evaluative distinction between its values is measured on______

2.

What first name or nickname would you like us to use?

2. Find the Class Width of Interval 5.25 - 11.25 is ____

3. Smooth Hand Free Curve nearest to all the points is____

4. Data collected by Door to Door Visit______

5. Method used to compute average or central value of collected data is considered as

6. A data value = Stem Value x Stem Size + Leaf Value x Leaf size

7. Measurement techniques used to measure extent of skewness in data set values are called

8. 'less than type distribution' and 'more than type distribution' are types of

9. If quartile range is 24 then quartile deviation is

10. If median is 12, mean is 15 and standard deviation of data is 3 then Karl Pearson's coefficient of skewness is

11. In measures of skewness, absolute skewness is equal to

12. Measurement of Gender is qualitative data

13. Variability which is defined as difference between third and first quartile is considered as

14. Data based on workers salary is as 2500, 2700, 2600, 2800, 2200, 2100, 2000, 2900, 3000, 2800, 2200, 2500, 2700, 2800, 2600 and number of classes desired is 10 then width of class interval is

15. Arithmetic mean is 12 and number of observations are 20 then sum of all values is

16. In quartiles, central tendency median to be measured must lie in

17. In kurtosis, frequency curve which looks more peaked than normal curve of bell shaped distribution is classified as

18. Classification method in which upper and lower limits of interval is also in class interval itself is called

19. A graph of cumuative distribution is called

20. In Histrogram area of each rectangle is equal to

21. Sources of Data

22. Give the condition for Symmteric Data

23. Collection of data about all the units in the population

24. Classification of data on the basis of Characteristics

25. Arithmetic Mean is given by