A set of vertical bars whose areas are proportional to the frequencies represented is known as:
A) Histogram
B) Frequency polygon
C) Ogive
D) none of the above
Correct Answer:
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Q6: Statistics can be best considered as
A)An art
B)Science
C)Both
Q7: Lowest value of variance can be
A)1
B)-1
C)2
D)0
Q8: The standard deviation and variance are _
Q9: Statistics can be best considered as:
A)a science
B)an
Q10: Statistics is helpful in:
A)formulating and testing hypothesis
B)prediction
C)formulation
Q12: The value in a series of observations
Q13: What is the median of the sample
Q14: Karl Pearson has expressed the relationship between
Q15: The average difference between the items in
Q16: If two events cannot occur simultaneously at
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