Mathematics, 22.02.2021 22:40 AnonymousLizard52303
Please include an explantation!
A marketing firm wants to estimate the true proportion of people in a city who use a certain brand of mobile phone. They want to produce a 90% confidence interval with a margin of error of at most 0.07. Which of the following is the smallest sample size that will produce the desired interval?
35
94
139
196
339
Answers: 3
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School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?
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In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog
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Here are the 30 best lifetime baseball batting averages of all time, arranged in order from lowest to highest: 0.319, 0.329, 0.330, 0.331, 0.331, 0.333, 0.333, 0.333, 0.334, 0.334, 0.334, 0.336, 0.337, 0.338, 0.338, 0.338, 0.340, 0.340, 0.341, 0.341, 0.342, 0.342, 0.342, 0.344, 0.344, 0.345, 0.346, 0.349, 0.358, 0.366 if you were to build a histogram of these data, which of the following would be the best choice of classes?
Answers: 3
Please include an explantation!
A marketing firm wants to estimate the true proportion of people in...
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