A fair die is tossed 60 times and the results are recorde...
A fair die is tossed 60 times and the results are recorded in the table
Number of die | 1 | 2 | 3 | 4 | 5 | 6 |
Frequency | 15 | 10 | 14 | 2 | 8 | 11 |
Find the probability of obtaining a prime number.
730
16
715
815
Correct answer is D
Prime number in the experiment are 2,3 and 5 with frequencies 10,14 and 8
P(obtaining a prime number) = 10+14+860
= 3260 or 815
Calculate the variance of √2, (1 + √2) and (2 + √2) ...
Find the value of the derivative of y = 3x2 (2x +1) with respect to x at the point x = 2. ...
If f(x)=x2 and g(x)=sinx, find g o f....
Given that \(P = \begin{pmatrix} 3 & 4 \\ 2 & x \end{pmatrix}; Q = \begin{pmatrix} 1 & 3...
In which of the following series can be the formula S = a1−r where a is the firs...
If the midpoint of the line joining (1 - k, -4) and (2, k + 1) is (-k, k), find the value of k. ...
Which of the following is a singular matrix? ...
Find the angle between forces of magnitude 7N and 4N if their resultant has a magnitude of 9N. ...