Use a graphing calculator or other technology to answer the question.
Which quadratic regression equation best fits the data set?
yˆ=47.062x2−6.815x+0.246
yˆ=47.062x2−6.815x−0.246
yˆ=0.246x2−6.815x+47.062
yˆ=0.246x2+6.815x+47.062
What are the differences between an experiment, a study, and a survey?
Complete the explanation of the differences by selecting the correct word or phrase from each drop-down menu.
One first choose you can select: Occurs or Does not Occur
Choose number 2 has a sample, a study, and an experiment.
Choose Number 3 has a control, a response, and an independent.
