Mathematics, 13.12.2019 07:31, AysiaRamosLee
Looking for a girl friend ngl can't find any without them breaking my heart ; (
Answers: 2
Mathematics, 22.06.2019 00:30, sanfordl
1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?
Answers: 2
Looking for a girl friend ngl can't find any without them breaking my heart ; (...
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