Question

1. mrs. davis wants to compare the effectiveness of a standard ap statistics curriculum and a new ap statistics curriculum. she has 60 students that have signed up to take statistics next year. she believes that students who have taken calculus may perform well on the ap statistics exam regardless of the curriculum. therefore, she identifies which students have taken calculus and which have not. the students who have taken calculus are assigned at random to a class with the standard curriculum or a class with the hands - on curriculum. she does the same for the students who have not taken calculus. at the end of the year, all students take the ap statistics exam. which of the following are the experimental units in this experiment? (a) mrs. davis (b) the 60 students (c) the two ap statistics curriculums (d) all students taking ap statistics (e) the classes
2. refer to the previous question. what is(are) the treatment(s) in this experiment? (a) took calculus, did not take calculus (b) calculus/standard curriculum, no calculus/standard curriculum, calculus/hands - on curriculum, no calculus/hands - on curriculum (c) standard curriculum, hands - on curriculum (d) the standard curriculum (e) the ap statistics exam

Explanation:

In an experiment, the treatments are the different conditions or interventions being tested. Here, the two different AP Statistics curriculums (standard curriculum and hands - on curriculum) are the treatments being compared to see their effect on students' performance on the AP Statistics exam.

Answer:

B. the two AP Statistics curriculums