# Question: You cross a train track on your drive to work

You cross a train track on your drive to work or school. If you get stopped by a train you are late.

a. Are the events “stopped by train” and “late for work or school” independent events? Explain.

b. Are the events “stopped by train” and “late for work or school” mutually exclusive events? Explain.

a. Are the events “stopped by train” and “late for work or school” independent events? Explain.

b. Are the events “stopped by train” and “late for work or school” mutually exclusive events? Explain.

## Answer to relevant Questions

On any given day, the probability that a randomly selected adult male in the United States drinks coffee is .51 ( 51%), and the probability that he drinks alcohol is .31 (31%). ...Suppose you routinely check coin-return slots in vending machines to see if they have any money in them. You have found that about 10% of the time you find money. a. What is the probability that you do not find money the ...We have seen many examples for which the term expected value seems to be a misnomer. Construct an example of a situation in which the term expected value would not seem to be a misnomer for what it represents. Flip a coin 100 times. Stop each time you have done 10 flips (that is, stop after 10 flips, 20 flips, 30 flips, and so on), and compute the proportion of heads using all of the flips up to that point. Plot that proportion ...Suppose a teacher observed a correlation of 0.38 between age and number of words children could define on a vocabulary test, for a group of nine children aged 7 to 15. The teacher wanted to confirm that there was a ...Post your question