statistic QAs

1-Sample t: Ball Bearing Diameters

Descriptive Statistics

N Mean StDev SE Mean 99% CI for μ

18 0.521833 0.028074 0.006617 (0.502655, 0.541011)

μ: mean of Ball Bearing Diameters

Test

Null hypothesis H₀: μ = 0.01

Alternative hypothesis H₁: μ ≠ 0.01

T-Value P-Value

77.35 <0.0001