Mathematics, 06.11.2020 08:40 figueroajorge8291

professor river has developed a new method for teaching high school students to drive. he claims that 75% of students would passed his state's "Safe Driver" test within 4 weeks if they took his course. We are interested in whether the percentage is actually lower than what he claims. A random sample of 90 high school students are enrolled in his course. After 4 weeks, 72% of the 90 students passed the test. The null and alternative hypothesis are:

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 17:00, mckennayoshz

There are 15 plates and each plate is either 7 or 12 inches diameter. which systems of equations do you use to find the number of 7 inch plates, x and 12 inch plates, y

Answers: 1

continue

Mathematics, 21.06.2019 18:00, cheerthi16

Sandy is ordering bread rolls for her party, she wants 3/5 of the rolls to be whole wheat. what other factions can represent part of the rolls that will be whole wheat? shade the models to show your work.

Answers: 1

continue

Mathematics, 21.06.2019 22:00, nijanicole164

Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.

Answers: 2

continue

Mathematics, 21.06.2019 23:30, sheram2010

Solve the equation: x - 9 = -6 + 5 a. 21 b. 7 c. 14 d. 2

Answers: 2

continue

You know the right answer?

professor river has developed a new method for teaching high school students to drive. he claims tha...