5 6
B
9.
Question 9 (4 points)
Union leaders administer a survey to teachers in a particular school district to
understand their experiences with a neov teacher evaluation tool. Every teacher was
sent the survey, but non-tenured teachers declined to respond for fear of
repercussions. Are the results of this survey likely affected by a bias? Explain.
Paragraph
B
I
U
<> EQ

The krasnapolski is a top-of-the-line hotel in amsterdam, the netherlands. among their many services, they rent bicycles to guests. the bicycle checkout is open 24 hours per day 7 days per week and has 50 bicycles on hand. on average, 10 guests request a bicycle each day, arriving completely randomly at all times of the day during the spring and summer seasons. guests keep bicycles for four days on average, with a standard deviation of two days. how long does a guest on average have to wait for a bike? a. approximately 24 hours b. approximately 0.033 hours c. approximately 4 days d. approximately 47 minutes