What is a hypothesis?

A.
A starting assumption to test with research

B.
Data collected specifically for the researcher’s own study

C.
A small group of people who gather to answer questions

D.
The part of a total population that a study measures
Researchers use cameras to measure the paths people take when they shop in supermarkets. What kind of data collection is this?

A.
Observation

B.
Surveys

C.
Hypothesis generation

D.
Focus groups
A. Observation
A. A starting assumption to test with research
Which of the following is an advantage of gathering data with surveys?

A.
They uncover patterns of ideas from open-ended conversations.

B.
They provide information about beliefs and attitudes.

C.
People are likely to say what the researcher wants to hear.

D.
They tell what people actually do.
B. They provide information about beliefs and attitudes.
Leah is studying a pie chart. How should she start interpreting the data?

A.
By comparing the lengths of the bars

B.
By finding any segments that are especially large or small

C.
By comparing it with a bar or line graph

D.
By looking for patterns as she reads from left to right