Х Graphing proportional relationships Choose all answers that apply:
The equation represents a proportional relationship.
2
The unit rate of change of y with respect to x is
5
C
The slope of the line is 2.5.
A change of 5 units in X results in a change of 2 units in y.
A change of 2 units in x results in a change of 5 units in y.

For a science project, a high school research team conducted a survey of local air temperatures. based on the results of the survey, the found that the average temperatures were around 10 degrees higher than expected. this result was wrong. the trouble with the survey was that most of the locations were exposed to direct sunlight and located over asphalt or sand, which resulted in higher temperatures than normal. this is a classic example of an error in which phase of inferential statistics?