Question

Find out missing frequency if mean is 21.9:
af (Class)
0-10 0-20 0-30 0-40 0-50
आवृत्ति (Frequency)
2 6 10 - 13​

Answer 1

Step-by-step explanation:

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gkystjxkydutsitxldtis4us5di6dktdkyxkychmh s5syxjc

ffvils6i9s6hc

efurzjtxkysu5sycykdi5dykvkystjx

ustiyckyc

fitditdkycfi6doyc

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