The answer is 44. ! Your welcome
Answer: A: there is not enough evidence to support a relationship between lunch preference and role at school
Answer:
One possible confound for the experiment is the attitude of the research assistants.
Step-by-step explanation:
A confounder simply means a variable that has impact in influencing both the dependent variable and independent variable, causing a spurious association.
So, we can conclude that the attitudes of the research assistants have positive and negative impacts in determining the reactions of both participants in the experiment.
The rudeness of a research assistant will negatively impact the response of the participant allocated to him/her.
The calmness of the other research assistant will positively impact the response of the participant allocated to him/her.
Answer:

Step-by-step explanation:

Answer:
the minus can get inside the brackets
Step-by-step explanation:
-2(n-3)= 2(3-n)= 6-2n