Freshman 15? many people believe that students gain weight as freshmen. suppose we plan to conduct a study to see if this is true. a) describe a study design that would require a matched- pairs t procedure to analyze the results. b) describe a study design that would require

Which of the statements about the graph of the function y = 2x are true? check all of the boxes that apply. the domain is all real numbers x because the exponent of 2 can be any real number when the x-values increases by 1 unit, the y-value multiplies by 2. the y-intercept is (0, 1). the graph never goes below the x-axis because powers of 2 are never negative. the range is all real numbers.