Question

8. For some reason, Elliot's World O' Tacos sells cheeseburgers - but not many. It turns out he makes bad cheeseburgers and the word has gotten out. The sales records of Elliot's World O' Tacos show the following sales of cheeseburgers over the past 200 days: Number of Number Cheeseburgers of Days Sold 0 70 100 2 10 3 6 4 4 a. How many sample points are there? b. Assign probabilities to the sample points and show their values. c. What is the probability that the Taco stand will not sell any cheeseburgers in a given day? d. What is the probability of selling at least 2 cheeseburgers? e. What is the probability of selling 1 or 2 cheeseburgers? f. What is the probability of selling less than 3 cheeseburgers?

Answer 1

are -0.35 18%00 from the observed data la) Total No of sample points = 5 -sample points are {0, 1, 2, 3, 4} (b) Below assigned probabilities to the sample potats plx=o) 7²00 plx=1) plx+2) = 1200 = 0.05 0.03 Plx=3) = 7200 p(x-4) 4200 (0) pl will not sell). plx=0) - 0-35 (d) .pl Atleast a J = P(x22) =1- Plas 1) (e) pl 1062) = 0.5 +0.05 0.55 pl less than 3) = plxso)+plX=1) +P\x22 ) 0.35 +0.5 +0:05 = 0.90 002 1-0-35-0.5 0-15 (+) please give up. vole for my hard work