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I need help I have no idea how to start any of these 6.24 Have You Made a Friend Online? A survey5 of 1060 randomly

I need help I have no idea how to start any of these

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6.24 Have You Made a Friend Online? A survey5 of 1060 randomly selected US teens ages 13 to 17 found that 605 of them say they have made a new friend online. a. Find and interpret a 90% confidence interval for the proportion, p, of all US teens who have made a new friend online. b. Give the best estimate for p and give the margin of error for the estimate. c. Use the interval to determine whether we can be 90% condent that more than half of US teens have made a new friend online

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