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I’m working on a exercise and need support.
1. A probability experiment consists of rolling a eight sided die and spinning a spinner that has 4 colors. Red, Blue, Green, and Yellow. The spinner is equally likely to land on each color. Use a tree diagram to find the probability to the given event. Then tell whether the event can be considered unusual.
Event: Rolling a number less than 3 and the spinner landing on red.
The probability of the event is ___.
(TYPE AN INTERGER OR A SIMPLIFIED FRACTION.)
2. Determine the probability that at least 2 people in a room of 14 people share the same birthday, ignoring leap years and assuming each birthday is equally likely, by answering the following questions:
(a.) Compute the probability that 14 people have different birthdays.
(b.)The complement of 14 people have different birthdays is at least 2 share a birthday. Use this information to compute the probability at least 2 people out of 14 share the same birthday.
Answer to question A_____
Answer to question B_____
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