Ages of Workers
23
19
50
49
67
34
30
59
40
33
The age of 10 factory workers is shown in the table. If a 58-year-old worker is added, by how much will this increase the median age
of the workers?

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 difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.

What are the coordinates of the image of p for a dilation with center (0, 0) and scale factor 2