Mathematics, 10.03.2020 19:04 chaparro0512

Suppose that vehicles arrive at a fast food drive-through at a
rate of 20 cars per hour. A random sample of 40 one hour time
periods is taken between 12:00 noon and 1:00 pm and it is
found that the average number of cars arriving per hour is
22.1.
a.
Why is the sampling distribution of x bar
approximately normal ?
dovrintion of the

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 13:50, sweetcandy16gaming

What are the vertical asymptotes of the function f(x) =5x+5/x2 + x-2

Answers: 1

continue

Mathematics, 21.06.2019 14:20, alissalhenry

If sin θ=24/25 and 0 less than or equal to θ less than or equal to π/2, find the exact value of tan 2θ. answers; a) -527/336 b) -336/527 c)7/24 d) 24/7

Answers: 3

continue

Mathematics, 21.06.2019 19:00, jjxt126

Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 23 = 10x a. -1.93, 11.93 b. 1.93, -11.93 c. 1.93, 11.93 d. -1.93, -11.93

Answers: 2

continue

Mathematics, 21.06.2019 20:30, amandaaaa13

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

Answers: 1

continue

You know the right answer?

Suppose that vehicles arrive at a fast food drive-through at a
rate of 20 cars per hour. A ran...