the crown and anchor tina jones runs the crown and anchor pub dleton, along with her husband and staff of eight the riverside pub has a core of local customers, but half of its business depends on tourists and passing trade. in recent years, the pub has expanded its sales of food, and this has become an increasingly important source of income now tina wants to make some improvements to the dining room and hopes that the bank will lend her the money. she is sure that the improvements will increase profits and wants to make a good case to her bank manager. tina has kept a record of the average number of meals served each day over the past two years, and the daily income from food (table below). now she wants to do some work on these figures and present them in a convincing way. of course, her sales depend on a number of factors. some of these are under the control, such as the menu, quantity of food, quality of cooking and serving, etc. some are outside her control, such as the trends in eating out national income and local unemployment she wants to include all of these factors in a report to the bank manager. year year z dimers lunches income dimmers lunches income january 25 6 180 32 30 441 february 23 178 30 25 405 march 24 31 24 415 26 9 25 440 may 27 250 35 30 463 42 52 525 45 35 572 july 36 605 51 38 590 august 37 603 50 45 638 september 35 34 498 38 41 580 october 30 351 35 36 579 november 464 32 december 37 592 48 what do you think tina should put in her report? how can she use the figures that she has collected- or other figures that are publicly available? what other information should be collect?