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CONFIDENCE.T function

Returns the margin of error of a population mean using Student's t distribution.

Syntax

=CONFIDENCE.T(alpha, standard_dev, size)

Arguments

ArgumentRequiredDescription
alphaRequiredThe significance level (0.05 for 95% confidence)
standard_devRequiredThe standard deviation
sizeRequiredThe sample size

How to use CONFIDENCE.T

CONFIDENCE.T takes 3 required arguments. Type =CONFIDENCE.T( in a cell and SheetsBat shows the arguments as you go. Optional arguments are shown in square brackets; leave them out to use their default.

Examples

Each result below was calculated by the SheetsBat formula engine.

=CONFIDENCE.T(0.05, 1, 50)Result 0.284196855

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