A professor gives a test to a Statistics class. The scores are approximately normally distributed with mean 78 points and standard deviation 7 points. Find P75, the score which separates the lower 75% from the top 25%.

The graph of h(x)= |x-10| +6 is shown. on which interval is this graph increasing

What is the percentile for data value 6 in the following data set? 4 13 8 6 4 4 13 6 4 13 2 13 15 5 9 4 12 8 6 13 40 25 35 62

Martha is training for a duathlon, which includes biking and running. she knows that yesterday she covered a total distance of over 55.5 miles in more than than 4.5 hours of training. martha runs at a speed of 6 mph and bikes at a rate of 15.5 mph.