Mathematics, 16.04.2020 16:12 Braxtonw875
A study considers if the mean score on a college entrance exam for students in 2005 is any different from the mean score of 501 for students who took the same exam in 1975. Let μ represent the mean score for all students who took the exam in 2005. For a random sample of 40,000 students who took the exam in 2005, x = 499 and s = 100.
(a) Find the test statistic.(b) Find the P-value for testing H0: μ = 501 against Ha: μ ≠501.
Answers: 1
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Afarmer sells 9.5 kilograms of apples and pears at the farmer's market. 4/5 of the weight is the apples and the rest is the pears. how many kilograms of pears did she sell at the farmers market
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One astronomical unit (1 au) is about 1.496 alt tag missing. kilometers. if you wrote this number of kilometers in regular decimal notation (for example, 528 and 3,459 are written in regular decimal notation), how many zeros would your number have?
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A study considers if the mean score on a college entrance exam for students in 2005 is any different...
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