4. Consider a data set {x}501 and assume that 50 Σα; = 200 i=1 and 50 ) c = 1000 i=1 (1) (a) Find the mean and standard deviations of the data set. Express you answers in both fractional and decimal form. (b) Now suppose that x₁ = 6. What is the mean and standard deviation of the dataset {xi} 502?

MATLAB: An Introduction with Applications
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i was wondering if i could get help with questions a and b

4. Consider a data set {x;}501 and assume that
i=1
50
(1)
(a) Find the mean ã and standard deviation s of the data set. Express you answers in both
fractional and decimal form.
i=1
50
Σw = 1000
i=1
Xi 200 and
(b) Now suppose that x₁ = 6. What is the mean and standard deviation of the dataset
{x}2?
Transcribed Image Text:4. Consider a data set {x;}501 and assume that i=1 50 (1) (a) Find the mean ã and standard deviation s of the data set. Express you answers in both fractional and decimal form. i=1 50 Σw = 1000 i=1 Xi 200 and (b) Now suppose that x₁ = 6. What is the mean and standard deviation of the dataset {x}2?
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