On wednesday 30 students went to after-school tutoring. on thursday 6 students went. what is the percent decrease in the number of students who went to tutoring?

Name the most appropriate metric unit for each measurement like a length of an carrot

20 da is equal to a. 2,000 cm. b. 2 m. c. 20,000 cm. d. 20,000 mm

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)?