What is the interquartile range of the following set? 28, 45, 12, 34, 36, 45, 19, 20

Jessica is a custodian at oracle arena.she waxes 20 m2 of the floor in 3/5 of an hour. jessica waxes the floor at a constant rate.at this rate how many sqaures meters can she wax per hour

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?

Predict which statements are true about the intervals of the continuous function. check all that apply