John and Mario, owners for the Mi Casa Front Porch restaurant logged a total of 60,000 customers between their three restaurants in the previous calendar year. Of the total customers served, 38% were from the downtown location, 32% was from the North Scottsdale location and 30% was from the Glendale Westgate location. Mario was interested in how many repeat customers the restaurants had so he worked with his staff to sample 1,000 customers from the three locations. The sample highlighted that 20% had come to his restaurant three or more times, 36% were first time customers and 44% had visited twice.
Answer the questions below in essay format. Your essay must include an introduction, a body, and a conclusion, and it must address all relevant parts of each question. Your response should be a minimum of 150 words in length. Make sure to cite any source you use. Proper citation format for a source includes the name of the author(s), the title of the work, the date of the publication, and the page number if you directly quote the source.
Based on the scenario above, describe, in a minimum of 150 words, population of interest, the sample, and an example of both a parameter and a statistic used in the scenario.