A pair of dice is thrown 200 times If getting a sum of 9 is considered a success, find - Maths - Probability

Question

A pair of dice is thrown 200 times If getting a sum of 9 is
considered a success, find the mean and varience of the number of
successes

Pooja · Accepted Answer

Here is the link for the answer to your query:

https://www meritnation
com/ask-answer/question/if-getting-a-sum-of-9-is-considered-a-success-find-the/probability/3906066

Follow solution 2 of the above given link

A pair of dice is thrown 200 times. If getting a sum of 9 is considered a success, find the mean and varience of the number of successes.