Which statement describing this experiment is true? An experiment is proposed to measure the effectiveness of a brand of sunscreen. Adult volunteers O The volunteers are the explanatory variables. are randomly assigned to one of two brands of sunscreen and asked to enjoy a normal day at the beach. Each volunteer is asked to report back to the administrators after two hours, at which time both arms are assessed for sun exposure. O The brands of sunscreen are the response variables. O The amount of time in the sun is the response variable. O The brands of sunscreen are the explanatory variables.
Which statement describing this experiment is true? An experiment is proposed to measure the effectiveness of a brand of sunscreen. Adult volunteers O The volunteers are the explanatory variables. are randomly assigned to one of two brands of sunscreen and asked to enjoy a normal day at the beach. Each volunteer is asked to report back to the administrators after two hours, at which time both arms are assessed for sun exposure. O The brands of sunscreen are the response variables. O The amount of time in the sun is the response variable. O The brands of sunscreen are the explanatory variables.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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![An experiment is proposed to measure the
Which statement describing this experiment is true?
effectiveness of a brand of sunscreen. Adult volunteers
O The volunteers are the explanatory variables.
are randomly assigned to one of two brands of
sunscreen and asked to enjoy a normal day at the
beach. Each volunteer is asked to report back to the
administrators after two hours, at which time both arms
are assessed for sun exposure.
O The brands of sunscreen are the response
variables.
O The amount of time in the sun is the response
variable.
O The brands of sunscreen are the explanatory
variables.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8953e8c3-3d3f-4f72-ad66-97df257671bd%2F3b8db021-84e8-410e-8ca7-2a2b6e26cdb1%2Fxjuwc6b_processed.jpeg&w=3840&q=75)
Transcribed Image Text:An experiment is proposed to measure the
Which statement describing this experiment is true?
effectiveness of a brand of sunscreen. Adult volunteers
O The volunteers are the explanatory variables.
are randomly assigned to one of two brands of
sunscreen and asked to enjoy a normal day at the
beach. Each volunteer is asked to report back to the
administrators after two hours, at which time both arms
are assessed for sun exposure.
O The brands of sunscreen are the response
variables.
O The amount of time in the sun is the response
variable.
O The brands of sunscreen are the explanatory
variables.
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