This is for my homework for statistics and probability. thank you in advance.

(20 points) It has been suggusted that the highest priority of retirees is travel. Thus, a study was conducted to investigate the differences in the length ofstay of a trip for pre- and post-retirees. A sample of 703 travelers were asked how long they stayed on a typical trip. The observed results of the study arefound below. Number of Nights Pre-retirement Post-retirement Total4 — 7 236 1758 — 13 83 7114 — 21 32 5722 or more 16 33Total 367 336 With this information, construct a table of expected numbers. Number of Nights Pre-retirement Post—retirement 4—78—1314—21 22 or more