Jose wanted a place to keep his music CD collection. He and his father decided to make a box using 2 identical square pieces of wood and 4 identical rectangular pieces of wood, as shown below. What is the surface area of his CD case?
25 mm ²
85 in.²
0 240 in.²
0 290 in²​

The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable