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std -8th math
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Step-by-step explanation:
Frequency refers to the number of times an event or a value occurs. A frequency table is a table that lists items and shows the number of times the items occur. We represent the frequency by the English alphabet 'f'.
mean- There are several kinds of mean in mathematics, especially in statistics. For a data set, the arithmetic mean, also called the expected value or average, is the central value of a discrete set of numbers: specifically, the sum of the values divided by the number of values.
mean= (sum of observation)/ (no of observation
this is the formula( ◜‿◝ )♡
please mark me brainliest!!!
borahae
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