oliviaschmitt0
04.05.2020 •
Mathematics
Which student performed the best on the test when compared to the rest of their class?
2nd period: mean was 17.1 and standard deviation was 1.2 Sally scored a 18
4th period: mean was 18.9 and standard deviation was 0.4 --- Chloe scored a 20
3rd period: mean was 13.5 and standard deviation was 3.7 --- Ronald scored a 17
1st period: mean was 15.3 and standard deviation was 2.4 -- Danny scored a 19
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Ответ:
6350
Step-by-step explanation:
im pretty sure