Mathematics, 04.11.2020 01:20 camillanewberry
14th L An IQ test was given to a simple random sample of 75 students at a certain college. The sample mean score was 105.2. Scores on this test are known to have a standard deviation of 10. It is desired to construct a 90% confidence interval for the mean I scores of the students at the college. Find the margin of error to two decimal places.
Answers: 3
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Estimate the product. round the first factor to the nearest whole number, round the second factor to the nearest ten, and then multiply. 3 8/9 × 96
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Suppose you want just guess at the answers in a 5 question multiple-choice test. each question has 3 responses and only one is correct. what is the probability of getting two questions right just guessing? 20 points 0.3275 0.2753 0.7532 none of the above
Answers: 3
Mathematics, 21.06.2019 19:00
For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')
Answers: 1
14th L An IQ test was given to a simple random sample of 75 students at a certain college. The sampl...
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