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| 1. |
Which measures of dispersion is thebest and how? |
| Answer» <html><body><p></p>Solution :Standard deviation is considered to be the best measure of <a href="https://interviewquestions.tuteehub.com/tag/dispersion-956040" style="font-weight:bold;" target="_blank" title="Click to know more about DISPERSION">DISPERSION</a> and is thereore, the most <a href="https://interviewquestions.tuteehub.com/tag/widely-732348" style="font-weight:bold;" target="_blank" title="Click to know more about WIDELY">WIDELY</a> used measure of dispersion.(i) It is based on all values and thus, provides information about the complete series. Because of this reason, a change in even one value affects the value of standard deviation.(ii) It is independent of <a href="https://interviewquestions.tuteehub.com/tag/origin-1139399" style="font-weight:bold;" target="_blank" title="Click to know more about ORIGIN">ORIGIN</a> but not of scale.(iii) It is <a href="https://interviewquestions.tuteehub.com/tag/useful-1441152" style="font-weight:bold;" target="_blank" title="Click to know more about USEFUL">USEFUL</a> in advance statistical calculations like comparison of variability in two data sets.(iv) It can be used in testing of hypothesis.(v) It is capable of further <a href="https://interviewquestions.tuteehub.com/tag/algebraic-853151" style="font-weight:bold;" target="_blank" title="Click to know more about ALGEBRAIC">ALGEBRAIC</a> treatment.</body></html> | |