Mathematics, 07.09.2020 06:01, Lorettareneemills
A simple random sample of electronic components will be selected to test for the
mean lifetime in hours. Assume that component lifetimes are normally distributed
with population standard deviation of 14 hours. How many components must be
sampled so that a 99% confidence interval will have margin of error of 2 hours?
Write only an integer as your answer.
Answers: 2
Mathematics, 21.06.2019 21:30, mazolethrin6876
The expression 1.01*1.005(^t) gives the amount of money, in thousands of dollars, in carter's savings account (t) years after he opens it. what does 1.01 represent in this expression?
Answers: 1
Mathematics, 21.06.2019 23:30, mem8163
Graham’s monthly bank statement showed the following deposits and withdrawals. -$25.20, $42.75, -$22.04, -$18.50, $74.11. part a if grahams baldness in the account was $37.86 at the beginning of the month,! 27/4! 2// the account balance at the end of the month? ? plz i will give you 100 points
Answers: 1
A simple random sample of electronic components will be selected to test for the
mean lifetime in h...
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