Mathematics, 23.12.2019 18:31, helo55
Aroller coaster has 3 seats in each of 11 rows. riders are assigned to seats in the order that they arrive. if you ride this roller coaster once, what is the probability of getting the coveted first row? how many times must you ride in order to have at least a 94% chance of getting a first-row seat at least once?
Answers: 2
Mathematics, 21.06.2019 17:20, ryleepretty
Two language majors, anna and megan, took exams in two languages. anna scored 85 on both exams. megan scored 74 on the first exam and 85 on the second exam. overall, student scores on the first exam had a mean of 82 and a standard deviation of 4, and the second exam scores had a mean of 71 and a standard deviation of 13. a) to qualify for language honors, a major must maintain at least an 85 average across all language courses taken. so far, which of anna and megan qualify? b) which student's overall performance was better?
Answers: 2
Mathematics, 21.06.2019 19:00, whitethunder05
Ineed to know the answer to this algebra question.
Answers: 1
Mathematics, 21.06.2019 19:00, ktenz
Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.
Answers: 3
Aroller coaster has 3 seats in each of 11 rows. riders are assigned to seats in the order that they...
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