Find the mean, median and mode for the following distribution.
75, 62,88, 55, 90, 95, 85, 59, 72, 78,90,95,90,95, 80,71,44,57,68,90.
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Answer:
90,95,78
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⭐ Mean :-
→ Mean = sum of observations / no.of observations
→ Mean = 75+62+88+55+90+95+85+59+72+78+90+95+90+95+80+71+44+57+68+90 / 20
→ Mean = 1,539 / 20
→ Mean = 76.95
♥️Median :-
Ascending order :- 44 + 55 + 57 + 59 + 62 + 68 + 71 + 72 + 75 + 78 + 80 + 85 + 88 + 90 + 90 + 90 + 90 + 95 + 95 + 95
➡️Median = 78 + 80
➡️ Median = (n/2) and (n/2 + 1 ) th
➡️ Median = 20/2 and 20/2 + 1
➡️ Median = 10th and 11th terms are Median
♓Mode :-
⚡Most repeated number = 90
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