Answers: 2
Mathematics, 21.06.2019 13:30
1. the following set of data represents the number of waiting times in minutes from a random sample of 30 customers waiting for service at a department store. 4 5 7 10 11 11 12 12 13 15 15 17 17 17 17 17 18 20 20 21 22 22 23 24 25 27 27 31 31 32 a. determine the number of classes and class interval.
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Mathematics, 21.06.2019 19:00
The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels
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Mathematics, 21.06.2019 19:20
Thompson and thompson is a steel bolts manufacturing company. their current steel bolts have a mean diameter of 127 millimeters, and a variance of 36. if a random sample of 35 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by greater than 0.5 millimeters? round your answer to four decimal places.
Answers: 3
What is the range of the numbers 5,5,7,5,9,11,18?...
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