I need help with this geometry question pleasee
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Mathematics, 21.06.2019 18:40
Christina can paint 420 square feet in 105 minutes. which unit rate describes the scenario?
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Mathematics, 22.06.2019 00:30
1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?
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Mathematics, 22.06.2019 04:00
What is the approximate value of the correlation coefficient for the given graph? a. 1 b. 5 c. 3 d. -1
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Mathematics, 22.06.2019 04:40
This assignment is past the original due date o this data is from a sample. calculate the mean, standard deviation, and variance 16.7 11.1 46.7 14.8 13.3 16.6 18.5 47.3 42,8 show the following answers to 2 decimal places. sample mean- sample standard deviation ( use the standard deviation above for your calculation.) sample variance ooops- now you discover that the data was actually from a population! so now you must give the population standard deviation.
Answers: 3
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