Mathematics, 25.08.2019 09:50 williamschris462
Aboat is spotted in the water with an angle of depression of 25° from the top of a lighthouse that is 89 feet tall. to the nearest foot, how far away is the boat from the base of the lighthouse?
a)
37 feet
b)
42 feet
c)
98 feet
d)
191 feet
Answers: 2
Mathematics, 21.06.2019 17:20
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?
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