The probability that a student owns a computer is 0.92, and the probability that a student owns an automobile is 0.53. If the probability that a student owns both a computer and an automobile is 0.49, find the probability that the student owns a computer or an automobile.

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?

Solve the equation x/4 - 5= -8 -27 -12 -7 12

Is the point (0, 8) on the x-axis or y-axis? how do you know?