Mathematics, 25.02.2021 18:50 DaisyHargrove23
The Z-score is based on the concept of the normal distribution, the fact that we can expect 95% of the values in the distribution to be between 2 standard deviations below the average and 2 standard deviations above the average. Say the average weight of a 4 year old girl is 15 kilograms and the standard deviation is 3 kilograms.
What is true of the following weights:
12 kilograms
a) maybe not healthy
b) definitely not healthy
c) in perfect health
d) We can say nothing based on this
Answers: 1
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Perform the indicated operation. y^2 + 3y - 10 / 3y + 15
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Simplify the expression 3x(x β 12x) + 3x2 β 2(x β 2)2. which statements are true about the process and simplified product? check all that apply. the term β2(x β 2)2 is simplified by first squaring the expression x β 2. the simplified product is a binomial. after multiplying, the like terms are combined by adding and subtracting. the parentheses are eliminated through multiplication. the final simplified product is β28x2 +8x β 8.
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The Z-score is based on the concept of the normal distribution, the fact that we can expect 95% of t...
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