Concept explainers
The probability of two marbles are chosen is to be estimated.
Answer to Problem 11STP
The probability of two marbles are chosen is
Explanation of Solution
Given:
Concept Used:
Probability of an event is calculated as:
Where,
The probability of an event:
The number of favourable outcomes:
The total number of events in the
Calculation:
The probability of getting two red marbles in the fraction form is calculated as:
The probability of the first marbleis red
The probability of the second marble is red
The probability of getting two red marbles is given by the following formula:
Conclusion:
Hence,the probability of getting two red marbles is
Chapter 13 Solutions
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