Time spent usingâ e-mail per session is normallyâ distributed, with mu equals 10î¼=10 minutes and sigma equals 3ï=3 minutes. assume that the time spent per session is normally distributed. complete partsâ (a) throughâ (d). a. if you select a random sample of 5050 âsessions, what is the probability that the sample mean is between 9.89.8 and 10.210.2 âminutes?

"curse these trig-loving pirates! " devora mutters as she looks at the map. then, after thinking for a moment, she walks back to the entrance of the secret cave, measuring 48 meters along the way. after performing a calculation, devora walks back to the empty treasure, faces the entrance, and turns a certain number of degrees to her left before walking 89 meters to the treasure. supposing that the angle at the cave entrance is acute and that devora's calculations were correct, how many degrees did she turn?