Mathematics, 30.10.2020 08:00 fgaef9877
Find the the circumference of a circle whose area is 4 times area of a circle with diameter 21 CM
Answers: 1
Mathematics, 21.06.2019 14:10
Students are given 3 minutes for each multiple-choice question and 5 minutes for each free-response question on a test. there are 15 questions on the test, and students are given 51 minutes to take it.how many multiple-choice questions are on the test?
Answers: 1
Mathematics, 22.06.2019 04:00
Which of the following lines would not have its equation change after a dilation with a center at the origin? (1) y=x+3 (2) y=10 (3) y=4x (4) x=6
Answers: 2
Mathematics, 22.06.2019 04:30
Arandom sample of 15 observations is used to estimate the population mean. the sample mean and the standard deviation are calculated as 172 and 63, respectively. assume that the population is normally distributed. a. with 99 confidence, what is the margin of error for the estimation of the population mean? b. construct the 99% confidence interval for the population mean. c. construct the 95% confidence interval for the population mean. d. construct the 83% confidence interval for the population mean. hint: you need to use excel function =t.inv.2t to find the value of t for the interval calculation.
Answers: 1
Mathematics, 22.06.2019 07:30
The length of a rectangular flower bed is 2ft longer than the width. if the area is 6ft, then what are the exact length and width? also find the approximate dimensions of the rectangle.
Answers: 3
Find the the circumference of a circle whose area is 4 times area of a circle with diameter 21 CM...
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