Here are 10 test scores: 30, 74, 76, 77, 78, 79, 80, 80, 82, 84. the mean of these scores is 74.
does this set have an outlier and, if so, how does removing it affect the mean?

Find the length of the following tangent segments to the circles centered at o and o' whose radii are 5 and 3 respectively and the distance between o and o' is 12. what is the tangent segment of cd?

Choose a second initial value that is 0.01 greater than the initial value from question 9. iterate it using the function, f, ten times. if necessary, you can round your results to the nearest ten-thousandth.

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left