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The following table was constructed from data collected in a recent STAT1060 class. Each student provided information on his or her family. The table gives
The following table was constructed from data collected in a recent STAT1060 class. Each student provided information on his or her family. The table gives the number of children in the family, and the height of the father. We defined short fathers to be less than or equal to 66.5 in. tall, middle fathers to be greater than 66.5 and less than or equal to 70.5 in. tall, and tall fathers to be greater than 70.5 in. tall. Number of Children FATHER'S HEIGHT 1 2 3 4 or more Total Short 2 9 7 6 24 Middle 8 45 19 8 80 Tall 4 29 22 14 69 Total 14 83 48 28 173b) What is the probability that a student chosen at random from the class comes from a family with at most 2 children. O 0.809 O 0.480 0.277 O 0.162 O 0.838 O 0.561 Submit Answer Incorrect. Tries 1/2 Previous Tries c) What is the probability that a student chosen at random from the class comes from a family with a short father and 3 children. O 0-0.1 O 0.1-0.2 O 0.2-0.3 O 0.3-0.4 O 0.4-0.5 O 0.5-0.6 O 0.6-0.7 O 0.7-0.8 O 0.8-0.9 O 0.9-1.0 Submit Answer Incorrect. Tries 1/2 Previous Tries
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