Below Exercises refer to the tables and relative frequency distributions associated with following Exercises.
1. Use the data in Table 13.
(a) For what percentage of the 60 minutes from 5 a.m. to 6 a.m. are there either fewer than 22 or more than 27 visits to the weather page?
(b) For what percentage of the hour are there between 23 and 25 visits (inclusive)?
(c) Draw the relative frequency histogram.
(d) What would be your estimate of the average number of visits during a minute of the hour for which the data has been tabulated? Explain.
2. Production Level Use the data in Table 14.
(a) For what percentage of the workweek were there more than 54 items produced?
(b) For what percentage of the workweek were there between 53 and 55 (inclusive) items produced?
(c) Draw the relative frequency histogram.
(d) What is the highest number of items produced in any one hour?
(e) Estimate the average number of items produced per hour in this week. Explain.