What decision should be made under minimax regret

Assignment Help Basic Statistics
Reference no: EM13946729

1. Explain the difference between quantitative and qualitative analysis from the manager's point of view.

2. Explain the difference between mutually exclusive and independent events. Can a pair of events be both mutually exclusive and independent?

3. Explain the transformation from any normal distribution to the standard normal.

4. A video rental store has two video cameras available for customers to rent. Historically, demand for cameras has followed this distribution. The revenue per rental is $40. If a customer wants a camera and none is available, the store gives a $15 coupon for tape rental.

Demand Relative frequency Revenue Cost
0 0.35 0 0
1 0.3 40 0
2 0.2 80 0
3 0.1 80 15
4 0.05 80 30

a. What is the expected demand?

b. What is the expected revenue?

c. What is the expected cost?

d. What is the expected profit?

5. The time it takes to travel from home to the office is normally distributed with mu = 25 minutes and standard deviation = 5 minutes.

a. What is the probability the trip takes more than 20 minutes?

b. What is the probability the trip takes less than 15 minutes.

c. What is the probability the trip takes between 30 and 35 minutes?

d. What is the probability the trip takes more than 40 minutes?

6. A payoff table is given as.


State of Nature
Decision s1 s2 s3
d1 250 750 500
d2 300 -250 1200
d3 500 500 600

a. What choice should be made by the optimistic decision maker?

b. What choice should be made by the conservative decision maker?

c. What decision should be made under minimax regret?

d. If the probabilities of d1, d2, and d3 are 0.2, 0.5, and 0.3, respectively, then what choice should be made under expected value?

e. What is the EVPI?

7. For the payoff table below, the decision maker will use P(st) = 0.15, P(s2) = 0.5, and P(s3) = 0.35.


State of Nature
Decision s1 s2 s3
d1 -5000 1000 10000
d2 -15000 -2000 40000

a. What alternative would be chosen according to expected value?

8. Use a four period moving average to forecast attendance at baseball games. Historical records show: 5346, 7812, 6513, 5783, 5982, 6519, 6283, 5577, 6712, 7345

Reference no: EM13946729

Questions Cloud

Writing a summary of given given articles : Writing a summary of given articles- The New York Times, November 22, 2009 - Animal, Vegetable, Miserable By GARY STEINER
Methods to showcase your language acquisition learning : As you advance in your studies, you will continue to build your knowledge base in hopes of reaching your professional goals. This assignment is a culmination of the learning gained throughout this course, with hopes for you to build upon this as y..
Demonstrate your understanding of the legal factors : demonstrate your understanding of the legal factors, legislative statutes, constitutional themes, and international precepts that inform the formulation of this policy and its geopolitical concerns.
What is engineering and what do engineers do : Write one-page summary on: What is engineering? What do engineers do? How to succeed in engineering
What decision should be made under minimax regret : What choice should be made by the optimistic decision maker? What choice should be made by the conservative decision maker? What decision should be made under minimax regret?
Determine the minimum velocity needed to sustain : Using an appropriate correlation from Chapter 7, determine the minimum velocity needed to sustain the fuel cell at Tc = 77°C, and the associated location of the wire. The air and large sur- roundings are at Too = Tsur = 27°C and the fuel cell diss..
Compute the local convection coefficient : Compute the local convection coefficient at the leading and trailing edges of the heated plate with and without an unheated starting length   of t = 1 m. Compute the average convection coefficient for the plate for the same conditions as part (a).
The process of strategic change management : The purpose of this assignment is to provide learners with understanding and skills to assess the need for strategic change in organizations and how to empower them to take engagement actively in the process of strategic change management.
Compute width of the depletion region : If a diode is constructed from doped silicon at concentrations on the N-side of 10^16 atoms/cm^3 and the P-side of 10^15 atoms/cm^3, compute its built-in potential and the width of the depletion region.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Engine capacity the engine in a 1957 chevrolet corvette has

engine capacity the engine in a 1957 chevrolet corvette has eight cylinders. each cylinder is a right cylinder with a

  Assume that a random sample is used to estimate a

assume that a random sample is used to estimate a population proportion p. find the margin of error e that corresponds

  The average weight of adult male bison in a particular

the average weight of adult male bison in a particular federal wildlife preserve is 1550 pounds with a standard

  Sample mean and sample standard deviation-random selection

Calculate the sample mean and sample standard deviation.

  Determine the mean-median and mode of data

Determine the mean, median and mode of those data. Make sure you show your hand computeed work. Is there any indication from this group of data that the new policy holder may lean toward younger ages?

  Probability person selected at random consumes less pound

Find the probability, rounded t four decimal places, that a person selected at random consumes less than 220 pound per year.

  How do you anticipate interacting with these documents

Using the DC Network, locate information about the Ten Strategic Points, the Prospectus, the Proposal, and the Dissertation. What is the purpose of each of these documents? How do you anticipate interacting with these documents? Explain.

  Question about probability-binomial distribution

A gardner plants 12 flowers. It is perdicted that on an average, 15% of the flowers planted will die during the first winter. Using the information above, please answer the following questions:

  In a game of chance a number of draws are made with

in a game of chance a number of draws are made with replacement from a box of tickets 500 of these tickets are labeled

  Probability of rolling an even total

Roll a pair of dice, what is the probability of rolling an even total or a total greater than 9?

  Study of cardiovascular risk factors

A recent study of cardiovascular risk factors reports that 30% of adults meet the criteria of hypertension. if 15 adults are assessed, what is the probabiliy that?

  Proportion of viewers watching the channels

At the .05 significance level, is there a difference in the proportion of viewers watching the three channels?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd