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  • https://stats.libretexts.org/Courses/Fresno_City_College/Book%3A_Business_Statistics_Customized_(OpenStax)/04%3A_Discrete_Random_Variables/4.12%3A_Chapter_Solution_(Practice__Homework)
    75. X= the number of adults in America who are surveyed until one says he or she will watch the Super Bowl. XG(0.40) 2.5 0.0187 0.2304 77. X= the number of pages that a...75. X= the number of adults in America who are surveyed until one says he or she will watch the Super Bowl. XG(0.40) 2.5 0.0187 0.2304 77. X= the number of pages that advertise footwear X takes on the values 0, 1, 2, ..., 20 XB(20,29192) 3.02 No 0.9997 X= the number of pages we must survey until we find one that advertises footwear. XG(29192) 0.3881 6.6207 pages 79.
  • https://stats.libretexts.org/Courses/Saint_Mary's_College_Notre_Dame/BFE_1201_Statistical_Methods_for_Finance_(Kuter)/04%3A_Random_Variables/4.S%3A_Random_Variables_(Solutions-_Practice__Homework)
    Let X= the number of events Javier volunteers for each month. X= the number of business majors in the sample. X= the number of freshmen selected from the study until one replied "yes" t...Let X= the number of events Javier volunteers for each month. X= the number of business majors in the sample. X= the number of freshmen selected from the study until one replied "yes" that same-sex couples should have the right to legal marital status. X= the number of patients calling in claiming to have the flu, who actually have the flu. Let X= the number of defective bulbs in a string.
  • https://stats.libretexts.org/Courses/Fresno_City_College/Introduction_to_Business_Statistics_-_OER_-_Spring_2023/04%3A_Discrete_Random_Variables/4.12%3A_Chapter_Solution_(Practice__Homework)
    1 – 0.05 = 0.95 18. X= the number of business majors in the sample. 0.4151 28. X= the number of freshmen selected from the study until one replied "yes" that same-sex couples should have the...1 – 0.05 = 0.95 18. X= the number of business majors in the sample. 0.4151 28. X= the number of freshmen selected from the study until one replied "yes" that same-sex couples should have the right to legal marital status. 53. X= the number of patients calling in claiming to have the flu, who actually have the flu. Using the binomial distribution: The Poisson approximation is very good—the difference between the probabilities is only 0.0026.

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