5-38. A BETTER CHANCE OF WINNING

Each of the problems below describes two different games you can play with a random number

generator. In each case you will win if the random number generator gives you the indicated kind of

number. Find the theoretical probability that you win each game below. Decide and justify whether

Game lor Game ll in each part, (a) through (c) gives you a better chance of winning

Game !

Game II

a. Picking a prime number from the integers

between 1 and 20

a. Picking a prime number from the integers

between 21 and 40

b. Picking a multiple of 5 from the integers

between Land 20

b. Picking a multiple of 5 from the integers

between 1 and 40

c. Picking a multiple of 7 from the integers

between 1 and 40

c Picking a multiple of 6 from the integers

between 1 and 26