BablaKanchan BablaKanchan

13-11-2021
Mathematics

contestada

Evaluate the formula χ2=
(n−1)s2
σ2 when σ=1.61, n=39, and s=3.79.

Evaluate the formula χ2 n1s2 σ2 when σ161 n39 and s379 class=

Respuesta :

jimthompson5910 jimthompson5910

13-11-2021

Answer: 210.577

Work Shown:

[tex]\chi^2 = \frac{(n-1)s^2}{\sigma^2}\\\\\chi^2 = \frac{(39-1)(3.79)^2}{(1.61)^2}\\\\\chi^2 = \frac{38*14.3641}{2.5921}\\\\\chi^2 = \frac{545.8358}{2.5921}\\\\\chi^2 \approx 210.57667528259\\\\\chi^2 \approx 210.577\\\\[/tex]

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