Unit 1b Scientific Foundations (research)

What is a hypothesis?

• an educated guess

• an absolute solution

• a random guess

• an experiment

What is replication?

• cloning the scientist who first did an experiment

• doing an experiment for the first time

• doing an experiment again and getting different results

• Doing an experiment again and getting the same results

What is a theory?

• a guess on how something works

• a tested conclusion accepted as true

• a story explaining how the world works

• an assumption

What does it mean to draw conclusions?

• make a guess

• test a theory to see if it is true

• try something new

• use data to make an assumption/theory

If an experiment doesn't provide the same results, it could mean...

• the first experiment was fine, publish the results

• the first experiment was flawed, retest

• the second experiment is fine, publish the results

• the second experiment was flawed and must be thrown out

What is a target population?

• the whole group you want to study or describe

• the population that is practicing for the Hunger Games

• population inside the classroom

• part of the group you want to study or describe

What is a sample in research?

• the whole target population

• a piece of food you get to try

• an educated guess

• only part of the target population

What is a stratified sample?

• a random sample

• a sample in which the subgroups within a population are ignored

• a sample in which the subgroups within a population are proportionately represented

• a sample in which the effects of the stratosphere on people are measured

What is bias?

• a predisposition to a certain point of view despite what the facts suggest

• believing the facts, despite one's opinion

• listening to opinions of politicians

• believing in childhood myths

The Naturalistic-Observation Method takes place...

• with a mouse

• in a house

• in the field

• in a lab