In a recent study on world happiness, participants were
asked to evaluate their current lives on a scale from 0
to 10, where 0 represents the worst possible life and 10
represents the best possible life. The responses were
normally distributed, with a mean of 5.9 and a
standard deviation of 2.5. Answer
parts (a)–(d) below.
(a) Find the probability that a randomly selected
study participant's response was less than 4. The
probability that a randomly selected study participant's
response was less than 4 is?
(Round to four decimal places as needed.)
In a recent study on world happiness, participants were asked to evaluate their current lives on a scale from 0 to 10,
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answerhappygod
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In a recent study on world happiness, participants were asked to evaluate their current lives on a scale from 0 to 10,
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