The mean of a distribution is 11 and the standard deviation is 5. What is the value of the coefficient variation?
Following questions are completely based upon numbers. In the test, every question consists of four numbers labelled as option A, B, C and D. Your task is to find out the group of digits which contains a “9”. If digit “9” exists in any number (option) then your answer is that option. If more than one number (option) has digit 9, the answer will be E.
A.78663438 B.82301885 C.11747232 D.10294842
1). A
2). B
3). C
4). D
A transformer cannot raise or lower the voltage of a D.C. supply because
1). there is no need to change the D.C. voltage
2). a D.C. circuit has more losses
3).
Faraday's laws of electromagnetic induction are not valid since the rate of change of flux is zero
According to the Heisenberg's uncertainity principle, it is impossible to determine the ________ and ________ of an object simultaneously.
1). angular momentum, mass
2). mass, velocity
3). position, linear momentum
4). velocity, position
Direction: The following questions are based on the information given below.
An advertising agency finds that, of its 170 clients, 115 read Indian Express, 110 read The Hindu and 130 read Times of India. Also 85 read Indian Express and Times of India, 75 read Indian Express and The Hindu, 95 read The Hindu and Times of India and 70 read all the three.