If m\angle5=42^{\circ}m∠5=42 ∘
and m\angle1=117^{\circ}m∠1=117
∘
, find m\angle CDFm∠CDF

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол