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Hi all I will try to explain to the best of my abilities. My coworker and I has been tasked with finding out how a turning machine in our production facility performs, but we have do this retrospectively - if possible, we will use data from very recent productions. The machine is running for...

I did a f.test before the t.test: > var.test(C, f) Welch Two Sample t-test data: C and f t = 2.099, df = 7.2065, p-value = 0.07285 alternative hypothesis: true difference in means is not equal to 0 95 percent confidence interval: -0.1822245 3.2179388 sample estimates: mean of x mean...

Hi all. My first post here :) I am doing my master's, and I have samples from two different places. I have been measuring aerobic bacterial counts, 7 from place C and 4 from place f. I want to ascertain if there is a difference :) C <- c(6.9, 8.2, 9.4, 9.2, 7.3, 6, 8.6) f <- c(5.4, 7.1...