KAR TET · Mathematics and Science (Paper II)
Mean, median, mode and basic probability.
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Q1 · Statistics and Probability · EASY
A die is rolled twice. What is the probability that the sum of the numbers on the two rolls is 8?
Q2 · Statistics and Probability · HARD
The mean of 8 observations is 15. If one observation with value 20 is removed, what is the new mean?