Identify the type of observational study described. A researcher plans to obtain survival rate data for patients whose cancer has gone into remission by following them for the next five years.

retrospective

cross-sectional

prospective

Juli uses 12 ounces of cheese in her potato soup recipe. Her recipe yields 8 servings. If juli needs brought for 20 servings, how many pounds of cheese will she need

Liliana wants to start a seventh-grade computer club at Hamden Middle School. She surveyed 20 seventh-grade students at the town park. She asked each student how many hours they spend on their computers each week. She obtained the following results.

Why is finding unit price useful

The total cost of preparing for the trip was about 1300. Of this cost, about 46% were the oxen and the wagon. How much did the oxen and wagon cost?

A box contains 3 marbles, 1 red, 1 green, and 1 blue. Consider an experiment that consists of taking 1 marble from the box, then replacing it in the box and drawing a second marble from the box. Describe the sample space.

40% of OatyPop cereal boxes contain a prize. Hanna plans to keep buying cereal until she gets a prize.

Suppose 12% of the students chose to study French their freshman year, and that meant that there were 21 such students. How many students chose not to take French their freshman year?

If the social media has 7000000 members today how many will they have in 4 years

Determine algebraically whether the function is even, odd, or neither even nor odd. f as a function of x is equal to 14 times the cube root of x

Mrs. Miller wants to estimate the widths the steps in front of her house. Best bench mark for her to use is?