Mathematics, 09.12.2021 07:30 zaikam81
In a survey of women in a certain country (ages 20−29), the mean height was 63.1 inches with a standard deviation of 2.77 inches. Answer the following questions about the specified normal distribution. (a) What height represents the 95th percentile? (b) What height represents the first quartile?
Answers: 2
Mathematics, 21.06.2019 12:30
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When 142 is added to a number the result is 64 more times the number my options are 35 37 39 41
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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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