Do the same as problem 1, using the data of problem 3.
Problem 1
Find the mean, median, and mode(s) of the observations in problem 2.
Problem 2
The following data are numbers of passengers on flights of Delta Air Lines between San Francisco and Seattle over 33 days in April and early May.
128, 121, 134, 136, 136, 118, 123, 109, 120, 116, 125, 128, 121, 129, 130, 131, 127, 119, 114, 134, 110, 136, 134, 125, 128, 123, 128, 133, 132, 136, 134, 129, 132
Find the lower, middle, and upper quartiles of this data set. Also find the 10th, 15th, and 65th percentiles. What is the interquartile range?
Problem 3
Following are the numbers of daily bids received by the government of a developing country from firms interested in winning a contract for the construction of a new port facility
2, 3, 2, 4, 3, 5, 1, 1, 6, 4, 7, 2, 5, 1, 6
Find the quartiles and the interquartile range. Also find the 60th percentile.