Free points!! WHATS 1+1? Write a Dad Joke!

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?

Write the equation in logarithmic form 8^x=64

Describe how you can act financially responsible.