[Feature Request]: Regression with repeated observations

[KlerxRene]

Description

Regression with repeated observations to test lack of fit

Purpose

Test lack of fit

Use-case

Walpole & Myers provide a case to check lack of fit in regression analysis

Is your feature request related to a problem?

I have no possibility to test the lack of fit

Is your feature request related to a JASP module?

Regression

Describe the solution you would like

To provide an option to test for lack of fit, like Minitab provides

Describe alternatives that you have considered

No response

Additional context

Options in Minitab (regression analysis) are:

[JohnnyDoorn]

Hi @KlerxRene,

Have you taken a look at the mixed models module? This is essentially regression with nested (repeated) effects.

Kind regards,
Johnny

[KlerxRene]

I tried but cannot get any output.
Observations on the yield of a chemical reaction at various temperatures were recorded as follows:

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Yield	Temperature
77.4	150
76.7	150
78.2	150
84.1	200
84.5	200
83.7	200
88.9	250
89.2	250
89.7	250
94.8	300
94.7	300
95.9	300