The mid point of a class is obtained by
A) adding upper and lower limit
B) deducting upper limit from the lower limit
C) dividing the diference of upper and lower limit by 2
D) ading upper and lower limit and dividing by 2
Correct Answer:
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Q3: Regression coefficient is independent of...........................
A)Origin
B)Scale
C)Both a and
Q4: The geometric mean of the two regression
Q5: In a correlation analysis, if r= 0,
Q6: If 'r' is the correlation coefficient between
Q7: Statistics can be best considered as
A)an art
B)science
C)both
Q9: The algebraic sum of the deviations of
Q10: Standard deviation is
A)absolute measure
B)relative measure
C)both
D)none
Q11: Coefficient of variation is a relative measure
Q12: In a business house, statistics decreases the:
A)risk
B)uncertainty
C)profit
D)sales
Q13: Cartograph is a:
A)line diagram
B)bar diagram
C)map
D)circle
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