Scientific investigation is based on observations. Observations refer to any information we collect about the
physical universe using our senses (sight, sound, smell, taste, and touch.) The factors or conditions being
observed are called random variables (or experimental variables) because our observations of them can vary
from one trial to the next. A random variable can be either discrete or continuous
Explain how scientist collect and use data to conduct a research
the answer is the scientist designs a scientific inquiry
inferences
observations
Scientists collect data, in all sorts of ways using computer models math observing data, it all depends what kind of scientist.
ther are only two different ways that scientist does not collect data
Explain how scientist collect and use data to conduct a research
When they are on holiday they do not collect data When they are writing up their results they do not collect data.
the answer is the scientist designs a scientific inquiry
inferences
Predict, test, observation, what acually happend
An experiment.
observations
Sensors
Scientists collect data, in all sorts of ways using computer models math observing data, it all depends what kind of scientist.
They make a controlled experiment.
they use the scientific method