Question
For the variables X and Y, we collect 4 observations
with ∑ X = 10,∑ Y = 14,∑ X2 = 30,∑ Y2 = 54,∑ XY = 31 The regression line y on x isSolution
The correct answer is D
Pipes ‘A’ and ‘B’ can fill a tank in 6 hours and 9 hours, respectively. If pipe ‘C’ is opened along with pipes ‘A’ and ‘B’, then the...
Which of the following is/are Fundamental duty/duties incorporated in the constitution of India by the 42nd constitutional amendment act?
1. ...
A car travels 560 km using 40 litres of petrol. How far can it travel using 35 litres of petrol?
A set of possible data values is called as _____
When a dielectric material is kept in an external electric field, which one of the following phenomena may be realized ?
With which of the following sports is Rovers Cup associated?
Which among the following Institutions is regulator of “Urban infrastructure development fund”?
“Theory of Union Control of Industry” was propounded by?
There are five numbers ‘a’, ‘b’, ‘c’, ‘d’ and ‘e’. The average of ‘b’ and ‘c’ is 390. The value of ‘a’ is 40 m...
Which of the following is a real account ?
