Related InterviewSolutions

• Which of the following formulae is used to find out median ?A. `M=l_(1)+(N/(4)-c.f.)/(f)xxi`B. `M=l_(2)+(N/(4)-c.f.)/(f)xxi`C. `M=l_(1)+(N-c.f.)/(f)xxi`D. None of these
• For calculating median , all items of the series are arranged inA. descending orderB. ascending orderC. asceneding or descending orderD. None of these
• Which of the following formulae is used to find out `P(77)` in frequency distribution ?A. `l_(1)-(77(N/(10))-c.f.)/(f)xxi`B. `l_(1)+(77(N/(10))-c.f.)/(f)xxi`C. `l_(1)-(77(N/(100))-c.f.)/(f)xxi`D. `l_(1)+(77(N/(100))-c.f.)/(f)xxi`
• Dividing a series into equal is called :A. decileB. quartileC. percentileD. None of these
• Mode refers to that value of a series occurs __________ times in the series.A. zeroB. infiniteC. maximumD. minimum
• Which of the following is a kind of partition value ?A. Arithmetic meanB. MedianC. QuartileD. all of these
• what is the relationship between mode , mean and medianA. `Z=3M+overline(2X)`B. `Z=3M-overline(2X)`C. `overline(X)=(3M-Z)/(2)`D. Both (b) and ( c)
• Quartile is a type of :A. mathematical averageB. statistical averageC. partition valueD. None of these
• Out of the following , by which method mode can be calculated?A. Inspection methodB. Grouping methodC. Both (a) and (b)D. None of these
• Formula of `D_(7)` in individula series is :A. Size of `((N+1)/(100))`th itemB. Size of `7((N+1)/(10))` th itemC. Size of `7((N)/(100))`D. None of these