In what sense is scientific knowledge invented? in what sense is it discovered?
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What happens to the curve when the standard deviation is increased? What does that do to the area under the curve? What happens to the curve when the standard deviation is decreased? What does both do to the area under ...
The mean of 10 observations is 12.5 . While calculating the mean one observation was by mistake taken as -8 instead of +8 . Find the correct mean.
Let T be a random variable giving the number of tails in two tosses of a coin. a. What is the sample space of the experiment? b. How many elements are there in the sample space? c. Construct a table showing all the ...
A population N=5 consists of the following values: 9, 11, 13, 15, and 17. Find the mean, variance, and standard deviation using a random variable of size n=3
A coin is a tossed 4 times. Find the probability that exactly 2 heads will appear.
A coin is tossed 4 times. Find the probability that exactly 2 heads will appear.
suppose a population consists of the scores of 5 teachers in a particular subject as follows 8, 9, 10, 11, and 12. by using a sampling distribution, estimate the population mean (u) using a random variable of size n=2