The two-way frequency table shows data on accidents in the last year for drivers who took a driver
safety course
driver safety
course
no driver safety
course
total
63
accident within
the last year
no accident
within the last
year
total
104
201
given that a driver took the driver safety course, what is the chance that the driver still got in an
accident? round your answer to the nearest whole number

The vice president of programming at nbc is finalizing the prime-time schedule for the fall. she has decided to include a hospital drama but is unsure which of two possibilities to select. she has a pilot called the surgeon and another called critical care. to her make a final decision, a sample of 20 viewers from throughout the united states was asked to watch the two pilots and indicate which show they prefer. the results were that 12 liked the surgeon, 7 liked critical care, and one had no preference. state the decision rule, using the 0.10 significance level. h0: π = 0.50 h1: π ≠ 0.50 1. reject h0 if number of + signs is either < = or > = 2. what is your decision regarding h0? is there a preference for one of the two shows?