Mathematics, 14.02.2021 06:20 butterflycc

How can we separate acid from water

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 23:30, paolaf3475

Without multiplying, tell which product is larger and why. 5 × 1/3 or 5 × 2/3 a)5 × 1/3 because 1/3 is less than 2/3 b) 5 × 1/3 because 1/3 is greater than 2/3 c) 5 × 2/3 because 1/3 is less than 23 d) 5 × 23 because 1/3 is greater than 2/3

Answers: 1

continue

Mathematics, 22.06.2019 04:30, RichardKing2376

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

continue

Mathematics, 22.06.2019 04:50, ellamai10123

The random variable x has probability density function f (x) = k(−x²+5x−4) 1 ≤ x ≤ 4 or =0 1 show that k = 2/9 find 2 e(x), 3 the mode of x, 4 the cumulative distribution function f(x) for all x. 5 evaluate p(x ≤ 2.5). 6 deduce the value of the median and comment on the shape of the distribution.

Answers: 3

continue

Mathematics, 22.06.2019 05:40, lilycastillo15

The cone in the diagram has the same height and base area as the prism. what is the ratio of the volume of the come to the volume of the prism? base area=b base area =b volume of cone volume of prism 1 2 volume of cone volume of prism 1 3 volume of cone volume of prism 2 3 2019 edmentum. all rights reserved us - 12: 00 dit

Answers: 3

continue

You know the right answer?

How can we separate acid from water...