A die is rolled 360 times. Find the standard deviation of the number of time a 3 will be rolled

What is the difference between regular convex and concave polygons

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?

Linda loans her friend $250 with a 5% monthly intrest rate. how much was the whole loan?