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1. In one state, 52% of the voters are Republicans, and 48% are Democrats. In a second state, 47% of the voters are Republicans, and 53% are Democrats. Suppose a simple random sample of 100 voters are surveyed from each state.

What is the probability that the survey will show a greater percentage of Republican voters in the second state than in the first state?

2. Suppose a die is tossed 5 times. What is the probability of getting exactly 2 fours?

3. The average salary for an employee at Own Corporation is $30,000 per year, with a variance of 4,000,000. This year, management awards the following bonuses to every employee.

A Christmas bonus of $500.

An incentive bonus equal to 10 percent of the employee's salary.

What is the standard deviation of employee bonuses?

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