Data

What is the primary purpose of data analysis in scientific research?

• To prove a hypothesis

• To interpret and draw conclusions from data

• To collect data

• To publish research findings

Tags

NGSS.MS-LS2-1

NGSS.MS-PS1-2

NGSS.MS-PS2-5

Which of the following is a common method for visualizing data in science?

• Bar graph

• Pie chart

• Line graph

• All of the above

Tags

NGSS.MS-PS3-1

In a scientific experiment, what is the term for the data collected during the experiment?

• Hypothesis

• Variables

• Results

• Conclusion

Tags

NGSS.MS-PS1-2

What is the role of a control group in an experiment?

• To provide a standard for comparison

• To introduce new variables

• To ensure the experiment is biased

• To manipulate the independent variable

Which of the following is an example of qualitative data?

• The temperature of a solution

• The color of a chemical reaction

• The mass of a sample

• The volume of a liquid

What is a scatter plot used for in data analysis?

• To show the relationship between two variables

• To display categorical data

• To summarize data with averages

• To show frequency distribution

Tags

NGSS.MS-PS3-1

In the context of data, what does the term 'outlier' refer to?

• A data point that is significantly different from others

• The average of a data set

• The most frequently occurring data point

• The midpoint of a data set

Which statistical measure is used to describe the spread of data?

• Mean

• Median

• Mode

• Standard deviation

What is the significance of a p-value in scientific data analysis?

• It indicates the probability of obtaining the observed results by chance

• It measures the central tendency of data

• It represents the average of a data set

• It shows the correlation between variables

Which of the following is a real-world application of data science?

• Predicting weather patterns

• Developing new chemical compounds

• Studying the behavior of animals

• All of the above

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS3-2