Julie was driving her 4-year-old son, alec, to preschool when another driver cut her off. she immediately shouted an expletive at the other driver. during the day, alec became angry when another child took his toy, and he used the same expletive that his mother used earlier. this is an example of?

When and why were fingerprints first used in the united states

According to the federal regulations, which of the following studies meets the definition of research with human subjects? a. a researcher uses the customs office’s passenger lists for ships bringing immigrants to the us between 1820-1845 to track the numbers of immigrants from certain ethnic groups.b. a researcher conducts a linguistic study of comments posted on a local public blog.c. a developmental psychologist videotapes interactions between groups of toddlers and their care givers to determine which intervention methods most effectively manage aggression.d. a researcher asks the director of a local free clinic about the number of patients in the last two years with newly diagnosed hiv/aids.

An refers to a specific factor that has a range of possible values