Let us consider a population of 5 commuters who live in a culdesac. (i.e. N = 5). C1 C2 C3 C4 C5 50 84 38 120 48 DO: Write on a sheet of paper and upload or type your answers into the assignment. (1/3) Complete Tasks #1, #2, #4, #5 TASK #1: FIND THE POPULATION MEAN OF THE SET OF DATA ABOVE: = _________ TASK #2: FIND THE POPULATION STANDARD DEVIATION OF THE SET OF DATA ABOVE: = _________

TASK #3: LIST ALL PAIRS OF COMMUTERS. FIND THE MEAN OF THE PAIR. Commuters Data Values Sample Mean C1, C2 50, 84 67 C1, C3 50, 38 44 C1, C4 50, 120 85 C1, C5 50, 48 49 C2, C3 84, 38 61 C2, C4 84, 120 102 C2, C5 84, 48 66 C3, C4 38, 120 79 C3, C5 38, 48 43 C4, C5 120, 48 84 TASK #4: LIST ALL THE SAMPLE MEANS BELOW. FIND THE MEAN AND STANDARD DEVIATION OF THIS SET OF DATA. x = ________ x = ________ TASK #5 Compare these results to the original distribution of random variables, X, where X is the number of miles commuted. What do you notice? a) Make a statement about the value of from TASK #1 and x from TASK #4. b) Make a statement about the value of from TASK #1 and x from TASK #4