Question

90, 50, 70, 80, 70, 60, 20, 30, 80, 90, and 20. Find the mean score.

Answer 1

Answer:

mean=sum of the observations/no.of observations OR mean=sigma*x/n

mean=90+50+70+80+70+60+20+30+80+90+20/11=660/11=60

Step-by-step explanation:

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Answer 2

48⁵992⁹⁰221⅔⅘93

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