(Step-by-Step) The length of time sixth graders watch television each day is normally distributed with a mean μ = 118.3 minutes and standard deviation σ


Question: The length of time sixth graders watch television each day is normally distributed with a mean \[\mu \] = 118.3 minutes and standard deviation \[\sigma \] = 43.1 minutes. Use this information to answer the following:

If 30 sixth graders are selected at random, find the probability that the mean amount of time spent watching television is between 120 and 150 minutes. Use the Central Limit theorem.

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