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(Solved): Please HELP, I am LOST.... Please explain as simple as possible. For questions 2025, assume th ...



Please HELP, I am LOST.... Please explain as simple as possible.

For questions \( 20-25 \), assume that the mean age of registered vehicles in this state is 95 months with a standard deviati

For questions , assume that the mean age of registered vehicles in this state is 95 months with a standard deviation of 18 months. 20. Find the probability that a sample of 40 vehicles has a mean age less than months. 92.15 21. Find the probability that a sample of 40 vehicles has a mean age between 91 and 101 months 2. Find the probability that a sample of 40 vehicles has a mean age greater than 93 months. 23. Find the probability that a sample of 40 vehicles has a mean age between 94 and 100 months 4. Find the probability that a sample of 40 vehicles has a mean age greater than 107 months. 25. Find the probability that a sample of 40 vehicles has a mean age less than 108 months.


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Let, X be the age of registered vehicles.We are given, ?=95 and ?=18Sample size, n=40Therefore, by the central limit theorem, we haveZ=n(x???)?=40(x??
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