Zhang tao has many guests in his home. he decides to measure the population density in his home. what would be an appropriate unit for zhang tao’s purpose?

Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1

Which of the following is most likely the next step in the series? a3z, b6y, c9x, d12w, е15v, f18u

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?