You are given the following recipe for chocolate chip cookies:
2 1/4 c. flour
3/4 c. brown sugar
1 tsp. baking soda
1 tsp. vanilla extract
1 tsp. salt
2 eggs
1 c. butter
2 c. chocolate chips
3/4 c. sugar
The recipe makes 60 cookies. You have 4 cups of butter. How many cookies can you
make?

Ascientist conducted an experiment and discovered that certain plants grow faster when given a particular amount of fertilizer. anouther scientist conducted the same experiment and got similar results. which concept does this best illustrate? a) repetition b) replication c) precision d) validity