The Student's t distribution is used to construct confidence intervals for the population mean when the population standard deviation is known.
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Q112: When small samples are used to estimate
Q113: Statisticians have shown that the mathematical process
Q114: The Student's t distribution has more area
Q115: Even though the t distribution is mound-shaped,
Q116: When small samples are used to estimate
Q119: In testing the difference between two population
Q120: The t distribution is symmetric about 0
Q121: Statisticians have shown that for given sample
Q122: When comparing two population means using data
Q216: The t-distribution allows the calculation of confidence
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