► Use what you learned to solve these problems. The cost of a cross-stitch project is a function of the number of
skeins of embroidery floss it requires. The table shows the cost
of projects that use different amounts of embroidery floss What
is the equation of the linear function that models this situation?
Show your work
51125
$13.50
$1650
SOLUTION

Lydia collected two sets of data one set of data shows an outlier. which set has an outlier, and which number is the outlier?

Let f(x) = 3 − x . find the average rate of change of f(x) from x = a to x = a + h and simplify your answer so that no single factor of h is left in the denominator.

3.17 scores on stats final. below are final exam scores of 20 introductory statistics students. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 57, 66, 69, 71, 72, 73, 74, 77, 78, 78, 79, 79, 81, 81, 82, 83, 83, 88, 89, 94 (a) the mean score is 77.7 points. with a standard deviation of 8.44 points. use this information to determine if the scores approximately follow the 68-95-99.7% rule. (b) do these data appear to follow a normal distribution? explain your reasoning using the graphs provided below.