TS ICET 27th July 2022 Shift-2
Instructions
For the following questions answer them individually
Question 143
The arithmetic mean of 13 quantities is 60. If the mean of the first 7 quantities 59 and that of the last 7 is 61, the seventh quantity is
Question 144
The median of data containing 11 observations is 15 . If 8 more observations 32, 33, 6, 9, 8, 2, 19, 17 are added to the data then the median of the new data containing 19 observations is
Question 148
A coin is tossed n times. If the probability that head occurs a times is equal to the probability that tail occurs b times, then n is
Question 150
If seven persons are to be seated in a row, then the probability that two particular persons sit next to each other is
