If the data are moderately non-symmetrical, then which one of the following empirical relationships is correct?
2 × Standard deviation = 5 × Mean deviation
5 × Standard deviation = 2 × Mean deviation
4 × Standard deviation = 5 × Mean deviation
5 × Standard deviation = 4 × Mean deviation
For election to the Lok Sabha, a nomination paper can be filed by
Miscellaneous · Easy
In a month if the seventh day is three days earlier than Saturday,then the nineteenth day of the month will be a
Miscellaneous · Easy
Which among the following events happened earliest ?
Miscellaneous · Easy
An 80-litre solution of alcohol and water has 75% alcohol. How much water (in litres) must be added to bring down the concentration of alcohol to 60%?
Miscellaneous · Easy