External validity refers to out ability to attribute the effect ...

[cabate]

External validity refers to out ability to attribute the effect that was observed to the experimental variable and not to the other factors.
 a. True
  b. False

Question 2

An advantage of sample surveys is the ability to use a probability sampling plan that will allow the results of the sample to be projected to the overall population.
 a. True
  b. False

[Animal_Goddess]

Answer to Question 1

b

Answer to Question 2

a

[cabate]

TYSM

[miss_1456@hotmail.com]

Thanks for the timely response, appreciate it