subject
Mathematics, 31.05.2021 01:00 npaslayoy1bzj

9. For each scenario, would you gather data by using a survey, an experiment, or an observational study? Why? A) You want to know if playing certain types of music affects the way plants grow.
B) You want to know what kind of plants people prefer to grow in your town.
C) You want to know if using a certain kind of fertilizer will help the dying tree in your yard.

PLEASE PLEASE EXPLAIN WHY

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 22.06.2019 01:00
Find the center of the circle that can be circumscribed about efg with e(4,4) f(4,2) g(8,2)
Answers: 1
question
Mathematics, 22.06.2019 02:50
2x + 3y = 17 5x + 6y = 32 usibg method if elimination
Answers: 1
question
Mathematics, 22.06.2019 05:00
Is a triangle with angle measures 46 degree,35 degree and 100 degree possible
Answers: 2
question
Mathematics, 22.06.2019 06:00
Which of the following describes how to calculate the value of x?
Answers: 2
You know the right answer?
9. For each scenario, would you gather data by using a survey, an experiment, or an observational st...
Questions
question
History, 28.08.2019 02:30
question
Mathematics, 28.08.2019 02:30
question
History, 28.08.2019 02:30
question
Mathematics, 28.08.2019 02:30