Data Analysis and Interpretation
Biology ⇒ Scientific Inquiry and Experimental Design in Biology
Data Analysis and Interpretation starts at 7 and continues till grade 12.
QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Data Analysis and Interpretation.
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See sample questions for grade 9
A data set contains the following values: 2, 4, 4, 6, 8. What is the median?
A student collects data on the number of insects found under rocks in different locations. What is the dependent variable?
A student finds that the average height of plants in group A is 12 cm, and in group B is 15 cm. What is the difference in average height between the two groups?
A student measures the growth of bacteria in a petri dish every hour for 6 hours. What is the independent variable in this experiment?
A student measures the mass of five seeds: 2g, 3g, 2g, 4g, 2g. What is the mean mass?
A student records the following data for plant growth (cm): 5, 7, 6, 8, 7. What is the mode?
A student records the number of seeds that sprout in 5 different pots: 8, 7, 9, 6, 10. What is the mean number of seeds that sprouted?
Describe how you would organize data collected from an experiment before analyzing it.
Describe one way to minimize bias when collecting data in a biology experiment.
Describe why it is important to use the same units when comparing data sets.
Explain the difference between qualitative and quantitative data.
Explain what an outlier is in a data set.
Explain why it is important to identify sources of error in data collection.
Explain why it is important to repeat experiments and collect multiple sets of data.
What is the main purpose of analyzing data in a biological experiment?
