Answer:
C. Draw conclusion based on the given information.
Answer and Explanation:
B1: We can analyze the relevance of the hypodermic theory in the current world through the news about the elaboration of vaccines against the coronavirus. This is because we can perceive the same global feeling of relief and hope in all countries with news about vaccination showing that studies on hypodermic theory are relevant, since this theory states that a media message has the power to affect a mass population in a relatively similar way.
B2: Promoting equality within a diverse community, allows all citizens to have quick access to quality information. This prevents the population from being deceived or even exploited by the mass of media owners within that society.
If you mean who initially found the route then that was dias
The correct answer is A.
<u>The dependent variable is:</u><u> how long students worked on the math problem.</u> Secondly, the goal of the study is to assess whether an explanatory variable (the confort of chairs) does have a causal effect on the lenght of math study or not.
As it is described in the question, the explanatory variable is a binary one: it takes value equal to 1 for the group seated in padded, comfortable chairs, and value 0 for the individuals in the group with standard chairs. Therefore, the study can be understood as the assesment on the validity of a treatment, on its capacity to make a difference on the dependent variable.