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A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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> Status (Custom) + Add a caption... Mathemat Ms Sara Rantho worked at a holiday resort in South Africa before Covid-19. Thereafter she started her own Bed-and-Breakfast (B&B) business. For her first months in business, she recorded the number of visitors she had locally and from abroad. TABLE 2: She used the contingency table for her recording. January February April March Visitors from: SA Abroad Total 15 A 25 8 3 B C 13 22 D 26 E May 9 4 13 June Use the information above to answer the questions that follow. 5 Total 66 62 F 6 11 [Source: Adapted from EC QP] Use the contingency table on TABLE 1 and fill in the missing values. Compare the number of visitors from abroad in March and April and give ONE reason for the difference in numbers. Determine the probability (as a percentage) of a visitor drawn at random that will visit the B&B in April. × U Pi (9) 16:42 4G
Transcribed Image Text:> Status (Custom) + Add a caption... Mathemat Ms Sara Rantho worked at a holiday resort in South Africa before Covid-19. Thereafter she started her own Bed-and-Breakfast (B&B) business. For her first months in business, she recorded the number of visitors she had locally and from abroad. TABLE 2: She used the contingency table for her recording. January February April March Visitors from: SA Abroad Total 15 A 25 8 3 B C 13 22 D 26 E May 9 4 13 June Use the information above to answer the questions that follow. 5 Total 66 62 F 6 11 [Source: Adapted from EC QP] Use the contingency table on TABLE 1 and fill in the missing values. Compare the number of visitors from abroad in March and April and give ONE reason for the difference in numbers. Determine the probability (as a percentage) of a visitor drawn at random that will visit the B&B in April. × U Pi (9) 16:42 4G
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