A test was scored out of 20 (only whole marks were given) and 12 pupils scored: 19, 20, 17, 11, 19, 19, 15, 8, 15, 20, 17 and 18. compute the mean, median and mode. Please answer it fast it's urgent. 1st answer Brainliest answer.
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Answer:
mean =16.5
median=17.5
mode=20
Step-by-step explanation:
mean =sum of observations/number of observation
median =middle number after arranging in ascending or decending order for even tems it is n+1/2
mode=the number is more frequent in given data
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