Calculate the mean squared deviation (msd) of the errors

Assignment Help Chemical Engineering
Reference no: EM131404551

The bookings taken by an airline on the first eight days after a well-publicized aviation accident were:

732_01270d3b-22e8-4096-acd3-d93e97b4b761.png

(a) Produce predictions up to and including day 9 using the exponential smoothing model with a smoothing constant of 0.3 and calculate the mean squared deviation (MSD) of the errors.

(b) Construct predictions to day 9 using a smoothing constant of 0.6 and compute the MSD of the errors. Is this a better model?

Reference no: EM131404551

Questions Cloud

What is the present value of the growing perpetuity : You have just introduced "must have" headphones for the iPod. Sales of the product are expected to be 20,000 units this year and are expected to increase by 16% annually in the future. What are the expected sales in each of the next three years? I..
What is the payback period for the investment : In the small print of the advertisement it says ‘a service charge of £1000 per annum is charged for the cleaning and general maintenance of the property'. Work out how this will alter the net present value of the investment.
Find the payback period for this venture : After a bad accident Anton receives a large sum in compensation. He is thinking about using it to invest in a stretch limousine to hire out for special occasions.
Should magnum electronics change its product mix : Based on the above information and Jane Dunsmore's analysis, should Magnum Electronics change its product mix in the coming months?
Calculate the mean squared deviation (msd) of the errors : Produce predictions up to and including day 9 using the exponential smoothing model with a smoothing constant of 0.3 and calculate the mean squared deviation (MSD) of the errors.
Discuss about the digital marketing including social media : Explain your promotional strategy for your product or service.Include how you will use at least three of the following elements:Advertising,Public relations,Digital marketing, including social media,Sales promotion,Direct marketing,Event marketing et..
Discuss pete and darrells choice of decision model : Pete and Darrell then discuss their choice of decision model; Pete prefers net present value, and Darrell prefers internal rate of return. Consider the use of these models.
Discuss about competitive effect and customer satisfaction : Describe and give examples of some of the following types of pricing objectives: profit, market share, competitive effect, customer satisfaction, and image enhancement.
What is the expected value of her annual earnings : The pass rates for the initial, second and final stages of the institute's examinations are 70%, 55% and 80% respectively. What is the expected value of her annual earnings?

Reviews

Write a Review

Chemical Engineering Questions & Answers

  Calculate a project pw with estimated costs

She wishes to calculate a project's PW with estimated costs of $35,000 now and $7000 per year for 5 years beginning 1 year from now with increases of 10 % per year thereafter for the next 8 years. Use a real interest rate of 12% per year to make t..

  Ionic equations for the reactions

Write the balanced formula, complete ionic, and net ionic equations for the reactions that occur when the following are mixed. a. potassium hydroxide (aqueous) and nitric acid

  Consider the accompanying diagram

Consider the accompanying diagram. Ball A is allowed to fall and strike ball B. Assume that all of ball A's energy is transferred to ball B, at point I, and that there is no loss of energy to other sources.

  The most unsuitable reactor for carrying out reactions

The most unsuitable reactor for carrying out reactions in which high reactant concentration favours high yields is 1. plug flow reactor 2. PFR in series

  Develop a series of design graphs

Develop a series of design graphs that can be used to demonstrate acceptable combinations of tubes dimensions

  Concentration of original hydrochloric acid solution

A 25.00-mL sample of hydrochloric acid solution requires 24.16 mL of 0.106 M sodium hydroxide for complete neutralization. What is the concentration of the original hydrochloric acid solution?

  Calculate the voltage and current in the secondary

The impedance of the primary and secondary coils. What is the ratio between the impedance in the primary and secondary?

  Determine the load voltage and the armature current

If the generated emfs are 200 and 210 V, respectively, determine the load voltage and the armature current of each machine.

  Calculate the potential difference between a and b

For connection purposes, the sphere is trimmed and connections made to the flat surfaces created by the cuts. The resistance R and source voltage V are known.

  Estimate the yearly cost of running the refrigerator

estimate the yearly cost of running the refrigerator. Assume a coefficient of performance equal to 60% of the Carnot value.

  Determine the air-gap flux density

If the bore of the machine is 42 cm in diameter, its axial length is 28 cm, and each pole subtends an angle of 60°, determine the air-gap flux density. (Note that the number of parallel paths is equal to the number of poles for lap windings.)

  Which of the substance is soluble in water

On the basis of the general solubility rules given in Table 4.1, predict which of the following substances are likely to be soluble in water.

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