In July 2020, the exchange rate for British pounds sterling was
£1 = $1.28
In July 2020, the...
Mathematics, 13.11.2020 01:50 michaellangley
In July 2020, the exchange rate for British pounds sterling was
£1 = $1.28
In July 2020, the average price of gasoline in Hong Kong was £1.76 per liter.
How much is this in dollars per gallon?
Answers: 3
Mathematics, 22.06.2019 02:10
Given: m zade = 60° and m2cdf = (3x + 15) prove: x = 15
Answers: 3
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
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