1. Ms. Frazier is planting four 4x4 tomato gardens. She wants to test the fertilizers to see which one is the best for her tomatoes. She believes that if she uses Miracle-Gro in the soil it will grow the biggest tomato plants because it is the most expensive. She puts 2 cups of fertilizer in 3 of the beds and no fertilizer in one of the beds. All the plants were about 1 foot tall “Better Boy” tomato plants. She waters each plant with approximately 1 cup of water per foot, and each bed received the same amount of sunlight each day. Here are the average heights after 1 month of growth: What is the control group? No fertilizerMiracle-GroCo-OpLocal Nursery Brand 2 ft2.5 ft 3.5 ft

2. Ms. Frazier is planting four 4x4 tomato gardens. She wants to test the fertilizers to see which one is the best for her tomatoes. She believes that if she uses Miracle-Gro in the soil it will grow the biggest tomato plants because it is the most expensive. She puts 2 cups of fertilizer in 3 of the beds and no fertilizer in one of the beds. All the plants were about 1 foot tall “Better Boy” tomato plants. She waters each plant with approximately 1 cup of water per foot, and each bed received the same amount of sunlight each day. Here are the average heights after 1 month of growth: What is the dependent variable No fertilizerMiracle-GroCo-OpLocal Nursery Brand 2 ft2.5 ft 3.5 ft

3. Ms. Frazier is planting four 4x4 tomato gardens. She wants to test the fertilizers to see which one is the best for her tomatoes. She believes that if she uses Miracle-Gro in the soil it will grow the biggest tomato plants because it is the most expensive. She puts 2 cups of fertilizer in 3 of the beds and no fertilizer in one of the beds. All the plants were about 1 foot tall “Better Boy” tomato plants. She waters each plant with approximately 1 cup of water per foot, and each bed received the same amount of sunlight each day. Here are the average heights after 1 month of growth: What is the independent variable? No fertilizerMiracle-GroCo-OpLocal Nursery Brand 2 ft2.5 ft 3.5 ft

4. Ms. Frazier is planting four 4x4 tomato gardens. She wants to test the fertilizers to see which one is the best for her tomatoes. She believes that if she uses Miracle-Gro in the soil it will grow the biggest tomato plants because it is the most expensive. She puts 2 cups of fertilizer in 3 of the beds and no fertilizer in one of the beds. All the plants were about 1 foot tall “Better Boy” tomato plants. She waters each plant with approximately 1 cup of water per foot, and each bed received the same amount of sunlight each day. Here are the average heights after 1 month of growth: Name 2 control variables. No fertilizerMiracle-GroCo-OpLocal Nursery Brand 2 ft2.5 ft 3.5 ft

5. Ms. Frazier is planting four 4x4 tomato gardens. She wants to test the fertilizers to see which one is the best for her tomatoes. She believes that if she uses Miracle-Gro in the soil it will grow the biggest tomato plants because it is the most expensive. She puts 2 cups of fertilizer in 3 of the beds and no fertilizer in one of the beds. All the plants were about 1 foot tall “Better Boy” tomato plants. She waters each plant with approximately 1 cup of water per foot, and each bed received the same amount of sunlight each day. Here are the average heights after 1 month of growth: Which brand of fertilizer is best for “Better Boy” tomatoes? No fertilizerMiracle-GroCo-OpLocal Nursery Brand 2 ft2.5 ft 3.5 ft