Mathematics
For the following frequency distribution, draw an ogive and then use it to estimate the median.
| C.I. | f |
|---|---|
| 450 - 550 | 40 |
| 550 - 650 | 68 |
| 650 - 750 | 86 |
| 750 - 850 | 120 |
| 850 - 950 | 90 |
| 950 - 1050 | 40 |
| 1050 - 1150 | 6 |
For the same distribution, as given above, draw a histogram and then use it to estimate the mode.
Related Questions
A bag contains 5 red balls and some blue balls. If the probability of drawing a blue ball is double that of red ball, find the number of blue balls in the bag.
Solve for x, 0° ≤ x ≤ 90°
(i) 4 cos2 2x - 3 = 0
(ii) 2 sin2 x - sin x = 0
Find the probability of drawing an ace or a jack from a pack of 52 cards.