Science Data Analysis

Look at the table below. What title could be given if graphing the data?

• “Number of Math Problems Solved”

• “Number of Hours Used to Solve Math Problem”

• “The Effect of Number of Hours on Number of Math Problems Solved”

• “The Effect of Number of Math Problems Solved on Number of Hours”

Tags

NGSS.MS-PS3-1

The graph below shows the results of an experiment about what sports students like to play. Based on the graph, what is the dependent variable (DV) in this experiment?

• Sport played

• Sport

• Number of students

• Name of students

Which of the following conclusions can be drawn from this graph?

• The optimum pH of the enzyme is 6.6.
  

• The optimum pH of the enzyme is 5.8
  

• The enzyme’s activity increases as pH increases 5.0 to 9.0
  

• The enzyme’s activity is greater around pH of 8.0 .
  

Based on the graph shown on tomato height, what limiting factors may have contributed to the height growth of Plant C compared to Plant's A & B?

• temperature, amount of water, nutrient levels, light exposure

• lack of copper and zinc in soil

• excessive light exposure and amount of water

• none of the above

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

What conclusions can you draw in regards to the amount of light a plant was exposed to and how tall the plant grew?

• 4 hours of light exposure resulted in greatest height growth increase

• 8 hours of light exposure resulted in greatest height growth increase

• 16 hours of light exposure resulted in greatest height growth increase

• 16 hours of light exposure in conjunction with 1 cup of water resulted in greatest height growth increase

Tags

NGSS.MS-LS1-5

What is the dependent variable?

• amount of water

• amount of seeds

• diameter of seeds

• height of plants

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

What is the independent variable?

• number of plants

• height of the plants

• concentration of fertilizer

• amount of water

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

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 papers

Which of the following is a common method used in science data analysis to determine the relationship between two variables?

• Regression analysis

• Random sampling

• Data collection

• Hypothesis formulation

In a scientific experiment, what is the role of a control group in data analysis?

• To introduce new variables

• To serve as a standard for comparison

• To increase the sample size

• To ensure the experiment is ethical