A bivariate data set contains only two points (-1, 1) and (3, 2). What will be the line of regression of y on x?
x - 4y + 5 = 0
3x + 2y - 1 = 0
x + 4y + 1 = 0
5x - 4y + 1 = 0
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