In a quiz, team A scored -40,10, 0 and team B scores 10, 0, -40 in three successive rounds. Which team scored more?

Number 7 10 11 12 13 17 Frequency 2 1 1 3 2 1 ∴ Mode is 12  (ii) Uses of Mode : Mode is the average to be used to find the ideal size, e.g., in business forecasting, in manufacture of ready-made garments, shoes...

Answer: If Rahul’s score = x then Sachin’s score = 2x Then, x + 2x = 200 – 2 = 198 Or, 3x = 198 Or, x = 198 ÷ 3 = 66 Rahul’s score...

Time interval between successive maxima 1/(n1-n2)

Jack’s scores in five successive rounds are 25, - 5, -10,15 and 10. Total marks got by Jack = 25 + (-5)  +(-10) + + 15 +10 = 25 – 15 + 25 =...

Arranging the given data in ascending order, 5, 9, 10, 12, 15, 16, 19, 20, 20, 20, 20, 23, 24, 25, 25  Mode is the observation occurred the highest number of...

A coin has two possible outcomes Head and Tail. Probability of getting Head or Tail is equal. P (Starting game) =1/2

(a) If 1st prizes are x in number the number of 2nd prizes are 30 – x. (b) The total value of prizes in terms of x are 2000x + 1000(30...

Solution : Let her actual marks be x Therefore, 9 (x +10) = x2 i.e., x2 – 9x – 90 = 0 i.e., x2 – 15x + 6x – 90 = 0 i.e., x(x...

These are standard scores indicated on standard ten point scale.