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MAS291 - Lý Ánh Dương
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= 16 is selected from
a normal population with a mean of 75 and a standard deviation of 8.
A second random sample of size n2= 9 is taken from
another normal population with mean 70 and standard deviation 12. Let
Given the histogram of a sample data.
Which statement is true about this sample?
How large must the sample be if you wish to be at least
95% confident that the error in estimating p is less than
0.03, regardless of the true value of p?
Let z0.025 = 1.96; z0.05 = 1.65.Given two box plots of two samples.
Which sample has an outlier?