Mathematics, 01.12.2021 04:10 maciemessing2
Q2). Let A={1,2,3,4} B={a, b,c} which of the following are relation from B to A?
(i) {(c, a) (c, b) (c,1)}
(ii) {(c,4) (b,3) (c.2)}
Answers: 2
Mathematics, 21.06.2019 18:30
Acoin bank containing only dimes and quarters has 12 more dimes than quarters. the total value of the coins is $11. how many quarters and dimes are in the coin bank?
Answers: 1
Mathematics, 22.06.2019 03:50
Arandom sample of n = 25 observations is taken from a n(µ, σ ) population. a 95% confidence interval for µ was calculated to be (42.16, 57.84). the researcher feels that this interval is too wide. you want to reduce the interval to a width at most 12 units. a) for a confidence level of 95%, calculate the smallest sample size needed. b) for a sample size fixed at n = 25, calculate the largest confidence level 100(1 − α)% needed.
Answers: 3
Q2). Let A={1,2,3,4} B={a, b,c} which of the following are relation from B to A?
(i) {(c, a) (c, b...
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