At a certain fast-food restaurant, 25% of drink orders are for a small drink, 35% for a
Question:
At a certain fast-food restaurant, 25% of drink orders are for a small drink, 35% for a medium, and 40% for a large. A random sample of 20 orders is selected for audit.
a. What is the probability that the numbers of orders for small, medium and large drinks are 5, 7, and 8, respectively?
b. What is the probability that more than 10 orders are for large drinks?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 78% (14 reviews)
Let X 1 denote the number of orders for a small drink let X 2 denote the nu...View the full answer
Answered By
Morgan Njeri
Very Versatile especially in expressing Ideas in writings.
Passionate on my technical knowledge delivery.
Able to multitask and able to perform under pressure by handling multiple challenges that require time sensitive solution.
Writting articles and video editing.
Revise written materials to meet personal standards and satisfy clients demand.
Help Online Students with their course work.
4.90+
12+ Reviews
38+ Question Solved
Related Book For
Question Posted:
Students also viewed these Mathematics questions
-
a. You are the manager of a fast food restaurant. You want to determine whether the population means waiting time to place an order has changed in the past month from its previous population mean...
-
Customers at a fast-food restaurant buy both sandwiches and drinks. The following joint distribution summarizes the numbers of sandwiches (X) and drinks (Y) purchased by customers. (a) Find the...
-
All fast-food workers at a randomly selected fast-food restaurant are selected and asked how many hours per week they work. Classify each sample as random, systematic, stratified, cluster, or other.
-
What is the net present value of the following cash flows if the relevant discount rate is 7 percent? 0 -11520 1 81 2 650 3 880 4 2300 5 15800
-
What accounts for the different colors in either a soap bubble or a layer of gasoline on water?
-
On January 1, 20X1, partners Art, Bru, and Chou, who share profits and losses in the ratio of 5:3:2, respectively, decide to liquidate their partnership. The partnership trial balance at this date...
-
Why does an auditor perform analytical procedures on receivables?
-
Jose Martinez of El Paso has developed a polished stainless steel tortilla machine that makes it a showpiece for display in Mexican restaurants. He needs to develop a 5-month aggregate plan. His...
-
Tilker Springs has five governmental funds and one enterprise fund. The following table shows the total assets, liabilities, revenues, and expenditures/expenses in each of the funds. (Amounts are in...
-
11.14 Refer to Exercise 11.8. Which pairs of mean weekly sales differ signi cantly (4 stores)? Exercise 11.8 Sales of People magazine are compared over a 5-week period at four Borders outlets in...
-
The concentration of particles in a suspension is 30 per mL. a. What is the probability that a 2 mL sample will contain more than 50 particles? b. Ten 2 mL samples are drawn. What is the probability...
-
A thermocouple placed in a certain medium produces readings within 0.1C of the true temperature 70% of the time, readings more than 0.1C above the true temperature 10% of the time, and readings more...
-
Consider a radar system that uses radio waves to detect aircraft. The system receives a signal and, based on the received signal, it needs to decide whether an aircraft is present or not. Let X be...
-
Use the following table to determine what type of financial institution engages in each of the given stock market activities. Stock Stock Owned Savings Institutions Mutual Securities Funds Firms...
-
Use the following information to answer questions 28-33: The following is the list of activities and the crashing cost for each task. Activity Normal time (weeks) K L N M OPYN Z End Immediate...
-
10 Procedure Part A A good way to practice setting up an Excel spreadsheet is to create a molar mass calculator. This will come in handy over the course of the semester. Figure 1.13 shows what such a...
-
Review the development program described below, which is based on a real intervention in Sri Lanka. In this part, you will make an evaluation of that program and offer a critical assessment. Program...
-
1. Which of the three options would you recommend to Air America and why? What would be the problems with the other options? 2. Is there a need for Air America to change its international staffing...
-
There are some capabilities that are easy to achieve with a GUI, but much more difficult with a CLI. Describe a few of these capabilities.
-
Huntingdon Capital Corp. is a competitor of Plazacorp and First Capital Realty. Huntingdon reported the following selected information (in millions):...
-
A new process for synthesizing methanol from methane is under study to evaluate its technical feasibility. Design simulations indicate that the reactor must have a mean methane conversion greater...
-
The article "Effect of Granular Subbase Thickness on Airfield Pavement Structural Response" (K. Gopalakrishnan and M. Thompson, Journal of Materials in Civil Engineering, 2008:331-342) presents a...
-
Specifications call for the wall thickness of two-liter polycarbonate bottles to average 4.0 mils. A quality control engineer samples 7 two-liter polycarbonate bottles from a large batch and measures...
-
BBF315/05 Risk Management May 2023 Assignment 2 Question 1 (a) Risk management is sometimes described as the process of identifying and evaluating the trade-off between risk and expected return, and...
-
A 1.0000x10 -11 m wavelength x-ray photon strikes an atom in an example of Compton scattering. The scattered photon has a wavelength of 1.0301x10 -11 m at an angle of 29 o from the initial direction....
-
1. Describe the MoveIT Transfer application, service, and business model, specifically focusing on the application that was related to the issues in May-July 2023. 2. What was the root cause of the...
Study smarter with the SolutionInn App