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Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.
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Mathematics, 21.06.2019 23:00
The sum of 5consecutive even numbers is 100. what is the first number in this sequence?
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Mathematics, 22.06.2019 00:00
Yvaries inversely as x. y =12 when x=5. find y when x=4
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Solve 2x to the power of -2 = 72...
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