tessanicholson
tessanicholson tessanicholson
  • 01-10-2020
  • Mathematics
contestada

[Choose} PLEEASE HELP

Choose PLEEASE HELP class=

Respuesta :

milohakala
milohakala milohakala
  • 01-10-2020

Answer:

experimental study

Step-by-step explanation:

observational study: no variable is controlled by researchers

experimental study: a variable is controlled by researchers

survey: a survey is similar to a poll

Answer Link
Dyan153
Dyan153 Dyan153
  • 02-10-2020

Answer:

i think the second one

Step-by-step explanation:

Answer Link

Otras preguntas

Newtons third law of motion is also known as the law of ?
Rico is making4 batches of mexican rice. each batch needs 2/3cup of corn. He only has a1/3-cup measure.How manytimes must Rico measure 1/3cup of corn to have en
Fragment in this sentenceWith her heavy dictonary, Donna thumps the top other ancient computer monitor.  Whenever the color tint flickers from normal to sickly
how might a scientist a determine  whether trait sex-linked by observing the offspring of several genetic crosses
State two ways in which a single-celled organism, such as amoeba, and a human body are alike?
How did Alexander the Great rise to power and how did he spread Greek culture to other lands?
Why did president Washington want the United States to remain neutral
What's a good slogan for a dietitian (have dietitian in it) ?
a soccer team played 160 games and won 65% of them. how many did they win?
What is the main religion of Latin america