You would like a pendulum that swings back and forth once every 2 seconds, but the one you have swings once every 1. 9 seconds. Which of the following should you do to adjust it so that it has the desired period?.

Apopulation of bolts has a mean thickness of 20 millimeters, with a population standard deviation of .01 millimeters. give, in millimeters, a minimum and a maximum thickness that includes 68% of the population of bolts.