If alice is $24 per hour painting houses if he works 263 hours how much money will alex earn

Describe in detail how you would construct a 95% confidence interval for a set of 30 data points whose mean is 20 and population standard deviation is 3. be sure to show that you know the formula and how to plug into it. also, clearly state the margin of error.

Will gve pints stars and brainliest

Susie wants to take her friend out for lunch.she wants to spend $9.75 each person. how much will she spend in all.