Which of the following is/are part of decision support system?
A. | Information analysis system |
B. | Data analysis system |
C. | Status inquiry system |
D. | All of the above |
Option: D Explanation : |
Probability density function gives the rate at which the ______ would accumulate if we were to sweep from left to right on the axis of the value of continuous random variable.
A. | Probability |
B. | Mode |
C. | Mean |
D. | Average |
Option: A Explanation : |
Given
X value |
Y value |
5 |
2 |
10 |
7 |
15 |
9 |
21 |
11 |
24 |
15 |
25 |
17 |
30 |
18 |
32 |
21 |
The above series is an example of
A. | Positive correlation |
B. | Simple correlation |
C. | Linear correlation |
D. | Negative correlation |
Option: A Explanation : |