Give the mean and median for each data set. a. {1, 2, 4, 7, 18, 20, 21, 21, 26, 31, 37, 45, 45, 47, 48} b. {30, 32, 33, 35, 39, 41, 42, 47, 72, 74} c. {107, 116, 120, 120, 138, 140, 145, 146, 147, 152, 155, 156, 179} d. {85, 91, 79, 86, 94, 90, 74, 87}

L26 - 8 Second Derivative Test ▯▯ Suppose that f (x)s icniuusner c. 1. If f (c)=0a nd f (c) < 0, then 2. If f (c)=0a nd f (c) > 0, then ex. Use the Second Derivative Test if possible to ﬁnd the 5 3 local (relative) extrema of f(x)=3 x − 5x .