Question

A box contains four slips of paper marked 1,
2, 3, and 4. Two slips are selected without
replacement. Make a Probability Distribution
for X, if X = the sum of the two numbers.

Answer 1

Answer on Question #46949 - Math - Statistics and Probability

Question:

A box contains four slips of paper marked 1, 2, 3, and 4. Two slips are selected without replacement. Make a Probability Distribution for X, if X = the sum of the two numbers.

Solution:

There are $\binom{4}{2}=6$ different ways to chose 2 slips, each case happens with the probability $1/6$ .

So, X takes values 5 values, $\{3,4,5,6,7\}$ :

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