Help me please . Brainlist willl be given !!!
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Mathematics, 21.06.2019 17:30
Cora bought a package of erasers. there are 4 pink erasers and 12 blue erasers. what is the ratio of pink erasers to blue erasers?
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Mathematics, 21.06.2019 18:30
Find the area of the regular hexagon if a side is 20 cm.
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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
Mathematics, 22.06.2019 05:30
Point q is located at (−4,6). point r is located at (8, 6). what is the distance from point q to point r?
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Mathematics, 16.05.2020 10:57
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Mathematics, 16.05.2020 10:57
Mathematics, 16.05.2020 10:57
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English, 16.05.2020 10:57