Unit Test — Cumulative exam Answers

The height, h, in feet of a ball suspended from a spring as a function of time, t, in seconds can be modeled by the equation . What is the height of the ball at its equilibrium?

The times taken to assemble a clock at a factory are approximately normally distributed with a given mean = 3 hr and standard deviation = 0.5 hr. What percentage of the times are between 2 hr and 4 hr?

Based on the sketch below, how far is Joey’s house from the park?

The equation of the piecewise function f(x) is below. What is the value of f(–2)?

Vladimir rolls a six-sided number cube 36 times. If getting a 3 is a success, what is the probability of a success?