Use the drawing tool(s) to form the correct answer on the provided graph. Plot the axis of symmetry and the vertex for this function:

h(x) = (x − 5)2 − 7.

What situation is an example of an observational study

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?

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base