Acoin is tossed ten times. the probability of heads on each toss is 0.5. evaluate the probability of getting exactly 6 heads.

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?

What is the base of 1/9 to the power of 2

What is the slope of (0,32) and (100,212)