PLEASE HELP PLEASE Create an equation to model the growth of Rosa's guppy population.

Miranda bought 4 guppies at the beginning of the month. One month later, the number of guppies in the tank increased to 7. The table below shows the number of guppies, g, after n months have passed since she first bought the fish.

In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.