Mathematics, 25.02.2020 03:34 naomicervero
The reason we use t procedures instead of z procedures when carrying out a test about a population mean is that (a) z requires that the sample size be large. (b) z requires that you know the population standard deviation s. (c) z requires that the data come from a random sample or randomized experiment. (d) z requires that the population distribution be perfectly Normal. (e) z can only be used for proportions.
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The size of a certain cell is 2.5*10^-9m. another cell is 1.5*10^3 times larger. how large is the larger cell in scientific notation?
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Adrawer contains 12 identical white socks, 18 identical black socks and 14 identical brown socks. what is the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same colour?
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Luis has a cooler filled with cans of soda.for every 5 cans of coke there are 3 cans of sprite.if there are 25 cans of coke, how mant cans of sprite are there?
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The reason we use t procedures instead of z procedures when carrying out a test about a population m...
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