A company that makes hair-care products had 6000 people try a new shampoo. Of the 6000 people, 12 had a mild allergic reaction. What percent of the people had a mild allergic reaction?

Iq scores for adults age 20 to 34 years are normally distributed according to n(120, 20). in what range does the middle 68% of people in this group score on the test?

If 3x+8=3x+8 is it one solution or no solution

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.