Infants will turn their head and eyes in the general direction of a sound by what age?

A statistical method that summarizes the results of a lot of studies on the same topic is termed a:

a) significance test. b) correlation coefficient. c) factor analysis. d) meta-analysis.

Texture gradient refers to the fact that texture appears to become _____

a) more detailed in the distance. b) more detailed as brightness increases. c) less detailed in the distance. d) less detailed when it is brighter.