A
Mathematics, 20.03.2020 21:49 miami158999
Which equation represents a circle with diameter endpoints at (−3,−2) and (1,−4)?
A
(x−1)2+(y−3)2=20
B
(x+1)2+(y+3)2=5
C
(x+1)2+(y+3)2=20
D
(x−1)2+(y−3)2=5
Answers: 1
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Fred has a spinner that is split into four equal sections: red, blue, green, and yellow. fred spun the spinner 688 times. which of the following would be a good estimate of the number of times the spinner lands on the green section? a. 269 b. 603 c. 344 d. 189
Answers: 1
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Answers: 1
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Arandom sample of 45 observations results in a sample mean of 68. the population standard deviation is known to be 23 a. compute the margin of error at a 959% confidence interval. b. compute the 95% confidence interval for the population mean c. compute the 90% confidence interval for the population mean. d. compute the 75% confidence interval for the population mean
Answers: 2
Which equation represents a circle with diameter endpoints at (−3,−2) and (1,−4)?
A
A
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