Question 1) The monthly income of residents of Daisy City is normally distributed with a mean of… 1 answer below »

Question 1) The monthly income of residents of Daisy City is normally distributed with a mean of… 1 answer below »

Question 1)The monthly income of residents of Daisy City is normally distributed with a mean of $3000 and a standard deviation of $500. a. Define the random variable in words. b. The mayor of Daisy City makes $2,250 a month. What percentage of Daisy City's residents has incomes that are more than the mayor's? c. Individuals with incomes of less than $1,985 per month are exempt from city taxes. What percentage of residents is exempt from city taxes? d. What are the minimum and the maximum incomes of the middle 95% of the residents?e. Two hundred residents have incomes of at least $4,440 per month. What is the population of Daisy City?
Question 2)In a random sample of 400 registered voters, 120 indicated they plan to vote for Candidate A. Determine a 95% confidence interval for the proportion of all the registered voters who will vote for Candidate A.

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