Mathematics, 04.10.2019 18:50 alienxangg91
Aleading medical journal claims that 71% of roller-coaster riders experience extreme anxiety just before the ride begins. a popular theme park wants to conduct a survey to verify this with the patrons in the park and wants to do so with a margin of error (me) of ±8%. what minimum sample size, rounded to the nearest whole person, does the theme park need to use?
n ≥ 75
n ≥ 150
n ≥ 118
n ≥ 129
Answers: 1
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Television sizes are based on the length of the diagonal of the television's rectangular screen. so, for example, a 70-inch television is a television having a diagonal screen length of 70 inches. if a 70 inch television's diagonal forms a 29°angle with the base of the screen, what is the vertical height (1) of the screen to the nearest inch? 70 inhin
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Atotal of 766 tickets were sold for the school play. they were either adult tickets or student tickets. there were 66 more student tickets sold than adult tickets. how many adult tickets were sold?
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