A common method assessing neurotransmitters is

Which of the following would be an example of functional fixedness?

a. wanting to use a rope to tie your car trunk closed and failing to realize that you could use a coat-hanger for the task b. thinking that you must solve an algebra problem the same way you solved the previous problem in the book c. beginning at the end of an analogy problem and working backwards toward the initial state d. failing to concentrate on the surface structure of a problem

A _____________ draws a range a little higher and lower than the sample mean to help depict where the true mean probably lies

a. confidence interval b. standard deviation c. significance test d. descriptive statistic