Data Collection Methods

What is a controlled variable in a science experiment/investigation?

• The part of the experiment that we measure.

• The part of the experiment that we manipulate or change.

• The part of the experiment that we keep the same between trials.

• When we make a prediction about what we think the results will show.

What is a dependent variable in a science experiment/investigation?

• The part of the experiment that we measure.

• The part of the experiment that we manipulate or change.

• The part of the experiment that we keep the same between trials.

• When we make a prediction about what we think the results will show.

What is an independent variable in a science experiment/investigation?

• The part of the experiment that we measure.

• The part of the experiment that we manipulate or change.

• The part of the experiment that we keep the same between trials.

• When we make a prediction about what we think the results will show.

What is the first thing you should do before starting to collect data?

• Decide what the purpose of the data collection is.

• Write your questions.

• Collect personal information about respondents.

• Contact potential participants.

Tags

CCSS.HSS.IC.B.3

The things that are kept the same to ensure the results are due to the experiment is called..

• Control

• Controlled variable

• Independent Variable

• Dependent Variable

Surveys can generate

• Qualitative data

• Quantitative data

• Objective data

• All of the above

Data collection is the process of...

• gathering and measuring information on variables of interest

• gathering and measuring books on variables of interest

• gathering and measuring newspapers on variables of interest

• gathering and measuring diaries on variables of interest

Tags

CCSS.7.SP.A.1

CCSS.7.SP.A.2

Which one is a strength of observations

• enables a researcher to look afresh at everyday behaviour that otherwise might be taken for granted, expected or go unnoticed

• can provide a bias outcomes due to confirmation bias of the person/s observing and their AR hypothesis

• has difficulties with maintaining high levels of anonymity

• can manipulate the situation or subjects

Tags

CCSS.HSS.IC.B.3

Information gained using the 5 senses

• observation

• inference

• qualitative

• quantitative

What is a survey?

• A tool used to collect statistical data
• Statistics collected from an entire population
• An element or feature that can vary
• A group chosen from a population

Tags

CCSS.HSS.IC.B.3