Which is not a the same as 4/ 5 ? a) 1/ 5 + 3 /5 b) 1 /5 + 1 /5 + 2/ 5 c) 1 5 + 2/ 5 + 2/ 5 d) 1 /5 + 1 5/ + 1 /5 + 1 /5

Element x decays radioactively with a half life of 8 minutes. if there are 450 grams of element x, how long, to the nearest tenth of a minute, would it take the element to decay to 37 grams?

which of the following sets of data would produce the largest value for an independent-measures t statistic? the two sample means are 10 and 20 with variances of 20 and 25 the two sample means are 10 and 20 with variances of 120 and 125 the two sample means are 10 and 12 with sample variances of 20 and 25 the two sample means are 10 and 12 with variances of 120 and 125

For what value of (y) is 3^3/3^y =1/9