subject
Biology, 28.06.2019 17:00 lovevanna

Analisa conducted an experiment to determine if watching different types of commercials would affect a person's pulse. her hypothesis was that pulse rate would change with different types of commercials. each person watched seven different commercials, averaging 30 seconds each. each person's pulse was taken before the commercial and then after each commercial. based on her experiment analisa concluded that a person's pulse rate changed when the person watched different types of commercials. which component is missing from analisa's experiment? a. a question b. a hypothesis c. a control group d. a description of the experiment

ansver
Answers: 1

Other questions on the subject: Biology

image
Biology, 22.06.2019 05:00, tonyanayy
Will mark brainliest. (20 points) many have pigments structures known as eyespots that detect direction of light. a. b. archaebacteria c. protists d. none of the above
Answers: 1
image
Biology, 22.06.2019 06:00, jackievelasquez3424
Which enzymes break down carbohydrates?
Answers: 1
image
Biology, 22.06.2019 08:00, daniel8orange
Choose the correct words to complete the sentences related to genetic screening. is a procedure that is used during pregnancy to detect genetic defects. is extracted from the uterus and used to identify genetic disorders?
Answers: 3
image
Biology, 22.06.2019 15:30, allenpaietonp9v8sv
Modern computers can store about as much information as the human brain. true false its false i took the test
Answers: 2
You know the right answer?
Analisa conducted an experiment to determine if watching different types of commercials would affect...

Questions in other subjects: