Kidmarkham4475
28.05.2021 •
Mathematics
In a recent study on world happiness, participants were asked to evaluate their current lives on a scale from 0 to 10, where o represents the worst possible life and 10
represents the best possible life. The mean response was 5.7 with a standard deviation of 2.5.
se
(a) What response represents the 88th percentile?
(b) What response represents the 63rd percentile?
(c) What response represents the first quartile?
see
(a) The response that represents the 88th percentile is
(Round to two decimal places as needed.)
(b) The response that represents the 63rd percentile is
(Round to two decimal places as needed.)
see
th
see
(C) The response that represents the first quartile is
(Round to two decimal places as needed.)
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Ответ:
6
Step-by-step explanation:
60% of 40 = 24
25% of 24 = 6
Therefore, 6 girls in the class wear glasses.