Mathematics, 26.07.2019 20:00 s77969
(answer + brainliest answer) hydrologists collected water samples from a river for several years. they found 62 out of 648 samples exceeded the desired ph levels, with a 2% samples exceeded the desired ph levels, with a 90% confidence level. which of the following is the most reasonable conclusion? a. it is likely that the river water exceeds the desired ph level between 8% and 12% of the time studied. b. it is likely that the river water exceeds the desired ph level between 10% and 12% of the time studied. c. it is likely that the river water exceeds the desired ph level between 13% and 15% of the time studied. d. it is likely that the river water exceeds the desired ph level between 11% and 15% of the time studied.
Answers: 1
Mathematics, 21.06.2019 14:50
Eight people were asked what the balance of their savings account at the beginning of the month was and how much it increased or decreased by the end of the month. create a scatter plot that represents the data that is shown in the table. the x-axis represents the beginning balance in thousands of dollars and the y-axis represents the change in the savings account in hundreds of dollars. name beginning balance (in thousands of dollars) change in savings account (in hundreds of dollars) jimmy 5 3 kendra 4 7 carlos 5 4 yolanda 3 1 shawn 2 5 laura 3 2 andy 5 6 georgia 4 3
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Mathematics, 21.06.2019 19:10
The triangles in the diagram are congruent. if mzf = 40°, mza = 80°, and mzg = 60°, what is mzb?
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Mathematics, 21.06.2019 20:00
Prove that the value of the expression 7^8–7^7+7^6 is divisible by 43.
Answers: 1
(answer + brainliest answer) hydrologists collected water samples from a river for several years. th...
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