A sample of 200 elements from a population with a known

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A sample of 200 elements from a population with a known standard deviation is selected. For an interval estimation of m, the proper distribution to use is the:

a. normal distribution

b. t distribution with 200 degrees of freedom

c. t distribution with 201 degrees of freedom

d. t distribution with 202 degrees of freedom

Reference no: EM13584760

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