Which of the following parametric equations describe the same line? (a) x equals 2 plus t comma y equals 1 minus 5 t; negative infinity less than t less than infinity (b) x equals 2 plus 5 t comma y equals 1 minus 25 t; negative infinity less than t less than infinity (c) x equals 2 plus t Superscript 5 Baseline comma y equals 1 minus t Superscript 5; negative infinity less than t less than infinity

Will give brainliest what is the value of x? enter your answer in the box.

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

Aresearch group wants to find the opinions’ of city residents on the construction of a new downtown parking garage. what is the population of the survey downtown shoppers downtown visitors downtown workers city residents