STA100 FINAL MATERIAL +SOME REVIEW? Exam questions and answers Graded A+ latest update
STA100 FINAL MATERIAL +SOME REVIEW? Exam questions and answers Graded A+ latest update when to use chi squared test if categorical RV Y has to or more categories and we want to know if observed proportions=some hypothesized proportions comparing a bunch of numbers we expect to a bunch of numbers we observe assumptions given for chi squared test 1. random sample 2. ei=npi greater than or equal to 5 for i=1,2,....k (basically CLT!) chi squared test of independence intersections should be row x column total if independent ! what to not do with chi squared ROUND early!! when finding expected conclusions in the context of the problem for chi squared fail to reject/reject null, as there is sufficient (or i
Geschreven voor
- Instelling
- STA 100
- Vak
- STA 100
Documentinformatie
- Geüpload op
- 22 mei 2026
- Aantal pagina's
- 5
- Geschreven in
- 2025/2026
- Type
- Tentamen (uitwerkingen)
- Bevat
- Vragen en antwoorden
Onderwerpen
-
sta100 final material some review exam questions