C one < savvasrealize. com Exit 170 - Lesson 2-1: MathXL for School: Practice & Problem Solving O Assignment is past due (04/23/21 11:59pm) Question Help 2.1.PS-11 Challenge An arts academy requires there to be 4 teachers for every 84 students and 6 tutors for every 48 students. How many students does the academy have per teacher? Per tutor? How many tutors does the academy need if it has 104 students? The academy has students per teacher.​

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?