NEED HELP PLEASSSEE WORTH 13 POINTS
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Mathematics, 21.06.2019 19:30
Solve for x and y: 217x + 131y = 913; 131x + 217y = 827
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Mathematics, 22.06.2019 06:40
The box plots show the data distributions for the number of customers who used a coupon each hour for two days of a store sale. what is the difference of the medians?
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Mathematics, 22.06.2019 07:30
Acookie manufacturer advertised that every bag of a certain type of cookie contained at least 1000 chocolate chips. a consumer group bought 15 bags of cookies from a variety of locations, dissolved the cookies in water and hand-counted the number of chocolate chips in each bag. the average number of chocolate chips was 1161.6 and the standard deviation 117.6. a26. assuming a normal distribution, a 95% confidence interval for the mean number of cookies in each bag is (a) 1108.37 (b) 1108.13 (c) 1102.09 (d) 1096.86 to 1226.34 to 1214.83 to 1215.07 to 1221.11 (e) 1096.47 to 1226.73
Answers: 3
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