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8) A professor of economics at a small Texas university wanted to determine what year in school students were taking his tough economics course. Shown below is a pie chart of the results. What percentage of the class took the course prior to reaching their senior year? Seniors 0% unices 30% Sophomores 46% A)86% B) 56% C)14% D) 44% Question 9: A survey was conducted to determine how people rated the quality of programming available on television Respondents were asked to rate the overall quality from 0 (no quality at all) to 100 (extremely good quality). The stem-and-leaf display of the data is shown below. Stem Leaves 3 24 4 03478 5 01345 6 12566 7 01 9) Referring to the stem-and-leaf display, what percentage of the respondents rated overall television quality with a rating of 40 or above? A) 18 B) 90 C) 15 D) 65

i need help with questions 8 and 9, and can you please provide the steps to do it

math   Statistics-And-Probability   
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OM l. of Seniov took the couxge .8 Stule toot the dai prio to en ® Frem the Stom -ond -leai Aislan the atings give. by the re are 32, 34, 40,43, 4-4, 4+,48. 50, SI, S3, Tstas There ave 20 obpervaliong bud- bulu tus them have values lthan 40. and 8 obsesvolioe ha vales atr thon arequal to Ho

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