1. At the local hockey arena, the food and beverage department need to make predictions about the revenue for this season. A random sample of 25 fans is taken during the first game, with an average spent per fan to be $35, with the sample standard deviation of $15. The food and beverage department wants 90% confidence that the population mean will be between what two values?

Q: if she uses a motorboat to travel from the island to the shore at a speed of 22 mph, where should…

A:

Q: y = ²x+5 y=3

A:

Q: Mateo needs to access a point 16 km downstream on the opposite side of a straight, 4 km wide river.…

A: Let x be the distance  Mateo cover by rowing down stream  and y be the distance  cover by rowing…

Q: Find the point on the line 6x + y = 8 that is closest to the point (−4, 1).

A: to find:- point Q(x,y).

Q: What theorem is used to justify the method of solving separable equations?

A:

Q: Find two positive numbers that satisfies the given requirements. The product is 147 and the sum of…

A: This is an optimization problem in which product = 147 is equality type constraint and function is…

Q: The three is multiplied by the problem

A:

Q: You are designing a fenced-in area in your yard. You have a maximum 50 meters north-south where you…

A: It is given that you have a total of 250 meters of fence and you have a maximum 50 meters…

Q: Suz z², Y > x², y + 2x – 3 < 0

A: The given system of the inequalities is: y≥x2,y+2x-3&lt;0   The equation y=x2 represents the…