subject
Biology, 16.08.2021 22:30 568389

A student measures the range of sound frequencies that the human ear can hear by playing sounds for volunteers between 10 and 30,000 Hertz and asking them to raise their hand if they were able to hear it. What type of variable is the independent variable in
this experiment?

- ordered
- discrete
- categoric
- continuous

ansver
Answers: 2

Another question on Biology

question
Biology, 21.06.2019 19:00
Which of the following structures is not found in both plant and animal cells? a) chloroplast b) cytoskeleton c) ribosomes d) mitochondria
Answers: 2
question
Biology, 21.06.2019 19:50
Which conditions need to be in balance for cells to function? check all that apply. blood sugar food intake body water body temperature body mass
Answers: 2
question
Biology, 22.06.2019 03:00
What is true of all organisms in the kingdoms protista, plantae, fungi, and animalia? a. they are multi-celled. b. they are photosynthetic. c. they have cells that contain membrane-bound organelles. d. they contain cells that lack membrane-bound organelles.
Answers: 2
question
Biology, 22.06.2019 04:50
In this experiment, the was intentionally manipulated. it is the independent variable. the dependent variables that were measured were the
Answers: 3
You know the right answer?
A student measures the range of sound frequencies that the human ear can hear by playing sounds for...
Questions
question
Mathematics, 03.02.2020 16:02
question
Chemistry, 03.02.2020 16:02