Fernando is tossing bean bags at a target. He hit the target on 6 out of his last 15 tries. What is the experimental probability that Fernando's next toss will be a hit? Write your answer as a fraction or whole number.

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?

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Simplify this expression. 8x 16(x + y)