Practice30Create account

Two dice are rolled together 900 times. The sum equalled 7 on 150 of the rolls and the sum equalled 2 on 24 of the rolls. What is the empirical probability that the sum was neither 7 nor 2?

Class 9Coins and DiceStatistics
  • A0.806...
  • B0.193...
  • C0.166...
  • D0.833...

Step-by-Step Solution

Sum 7 or 2 occurred 150 + 24 = 174 times. Neither = 900 - 174 = 726. ... ~ 0.806.
Answer: A) 0.806...

Master this chapter in 30 minutes a day.

Don't just memorise the answer — build a daily practice habit.

Practice 5 Similar Questions Free →

All Coins and Dice practice questions

More Class 9 Coins and Dice practice

Three coins are tossed together 400 times. 'No head' (TTT) occurred 48 times and 'three…During 1500 rolls of a die, the empirical probability of a multiple of 3 (3 or 6) is…Two students record the same coin-and-die game (one coin + one die together). Out of 800…The sum of the empirical probabilities of all the outcomes of an experiment is always:When a die is rolled once, what is the empirical probability of getting a number greater…