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80 bulbs are selected as random …

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80 bulbs are selected as random from lot and there lifetime is recorded in from of frequency table given below find the probability selected randomly by lot has lie less than 900 are lifetime (hr) 300,500,700,900,100, frequency 10,12,23,25,10 please anybody can tell the answer

Posted by Hardavi Patel 4 years, 11 months ago

CBSE > Class 09 > Mathematics

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CBSE > Class 09 > Mathematics