2. Suppose that 19% of the Colorado adult population uses marijuana at least once a week. For a random sample of 300 adults in Colorado, determine the mean, variance and standard deviation for the number that use marijuana at least once a week. You may assume the binomial setting is satisfied. Provide the formulas used, setup and values obtained. με σ² = σ =

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Hello, I am extremely confused on the following questions. Can I get help with all of them? They pertain to the same question. Answers with CORRECT and clear explanations would be helpful. Thanks!
2.
Suppose that 19% of the Colorado adult population uses marijuana at least once a week. For
a random sample of 300 adults in Colorado, determine the mean, variance and standard
deviation for the number that use marijuana at least once a week. You may assume the binomial
setting is satisfied. Provide the formulas used, setup and values obtained.
με
σ² =
σ =
Transcribed Image Text:2. Suppose that 19% of the Colorado adult population uses marijuana at least once a week. For a random sample of 300 adults in Colorado, determine the mean, variance and standard deviation for the number that use marijuana at least once a week. You may assume the binomial setting is satisfied. Provide the formulas used, setup and values obtained. με σ² = σ =
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