Unit 1 Quiz Plant Bio

Which types of scientific literature are appropriate to use as sources?

[blank_start]Hypothesis[blank_end]: testable statement to explain a set of observations [blank_start]Theory[blank_end]: has been tested and supported so much that it is considered fact

Theories never change

[blank_start]Independent[blank_end]: variable being changed [blank_start]Dependent[blank_end]: variable being measured & observed [blank_start]Control[blank_end]: factors that must remain constant for desired effect of experiment to be seen

Standard error/deviation __________ as the size of data set increases

__________ groups are those which receive varying amounts of the independent variable to see the effect in the dependent variable

Graphs [blank_start]Pie[blank_end]: plot data as percentages of a whole [blank_start]Bar[blank_end]: compare totals or averages between different groups [blank_start]Line[blank_end]: summarize relationship between independent & dependent variables over time [blank_start]Scatterplot[blank_end]: overall trend of individual data points [blank_start]Histogram[blank_end]: illustrate distribution of frequencies or values when data can be plotted rougly in a bell shape

When graphing, enter the independent variable on the [blank_start]x-axis[blank_end] and the dependent variable on the [blank_start]y-axis[blank_end]