BOTANY 1303 EXAMS

When using the scientific method, it is necessary to: - Test a hypothesis A researcher wants to know if WSU students are taller than USU students. Her null hypothesis is: - There is no difference in the height of students from either university A dependent variable is: - A response to a change in the independent variable. "Intelligent design" is not a scientific concept because: - It is not testable. T/F: Science can guide us toward making wise moral decisions. - False You conduct a study to find out which concentration of plant fertilizer will result in taller plant growth. What is the independent variable? What is the dependent variable? What is your null hypothesis? - The independent variable is the fertilizer concentration. The dependent variable is the plant height. The null hypothesis is that different fertilizer concentration will not result in different plant heights.