Alisting posted by a restaurant chain gives, for each of the pastas it sells, the type of sauce in the pasta , number of calories , and fat content in grams. the data might be used to determine which pastas are most popular. identify the observational units ("who") in this scenario. the food at the restaurant chainthe restaurant chain's pastasthe restaurant chainthis information is not givenwhat variables were recorded? select all that apply. number of caloriessales of pastastype of saucenumber of pastasfat contentidentify the categorical variables which were recorded. select all that apply. type of saucesales of pastasfat contentnumber of caloriesnumber of pastasidentify the quantitative variables which were recorded. select all that apply. number of pastasnumber of caloriessales of pastasfat contenttype of saucewhat statistical inference is of interest (why was the data collected)? to assess the nutritional value of the different pastasto determine which pastas to sellthis information is not givento determine which pastas are most popular