guard against errors being introduced into their recording of observations due to their value systems, expectations, and attitudes. This type of error is called:

The purpose of a campaign is to get an official elected or .which statements apply to campaign finance and the laws controlling it? check all that apply.

When deciding on an apartment what should you do first?

As you drive in to school, you hear a random radio-show caller arguing that sun exposure really has not been shown to cause skin cancer and that some research suggests that skin cancer is completely genetic and not related to sun exposure at all. at the time, you think that this is a silly argument and that the caller does not know what she is talking about. however, two months later, you are outside without wearing sunscreen, and you find yourself remembering that you had read something about how the sun actually does not cause skin cancer. this process is evidence that has influenced your attitude