Question

chapter 1: the nature of science: how to survive a mass extinction 1.4. interpret data collected during a scientific study and identify appropriate conclusions. complete the following passage. complete the passage by filling in the blank(s). drag the word(s) below to fill in the blank(s) or use your keyboard to choose word(s) from the dropdown menus. a biology instructor hypothesizes that students who complete their homework assignments also earn higher exam scores. the instructor counts how many assignments each student turns in and compares the number of assignments to the exam scores. the results of this study are that of the 30 students who turned in all their assignments, 25 earned 80% or higher on their exam scores, whereas all 10 students with less than half of their assignments turned in earned 75% or lower on their exams. the hypothesis is.

Explanation:

The instructor compares assignment - turn - in numbers and exam scores. Since data is collected without manipulating variables, it's observational. And results align with hypothesis, so it's supported.

Answer:

observational, supported