Construct a vector x that contains integers and real numbers

Assignment Help Econometrics
Reference no: EM131357919

1.Study the relevance of the attach and assign commands toward handling databases other than .RData.

2. Construct a vector x that contains integers, real numbers, chains of characters, and several NA missing values. Test for the positions of the missing values using the is.na function. Produce the subvector where all missing values have been eliminated.

Reference no: EM131357919

Questions Cloud

On the same drawing sketch the distribution of strain : Make a sketch (not to scale) of the deformed shape of a beam subject to a positive bending moment Mx and positive axial load Nx. Make sure your drawing shows the thickness of the beam; i.e., do not idealize the beam by a line.
Make a sketch of the deformed shape of a beam : Make a sketch (not to scale) of the deformed shape of a beam subject to a positive bending moment Mx. Make sure your drawing shows the thickness of the beam; i.e., do not idealize the beam by a line.
Calculate the expected number of automobile accidents : The number of auto accidents in Athens, Ohio, is related to the regional number of registered automobiles in thousands (X1), alcoholic beverage sales in $10,000s (X2), and rainfall in inches (X3). Calculate the expected number of automobile accidents..
Compute the extensional coupling and bending stiffness : Compute the extensional [A], coupling [B], and bending stiffness [D] matrices of a bimetallic (copper and aluminum) strip with each lamina 2 mm thick.
Construct a vector x that contains integers and real numbers : Construct a vector x that contains integers, real numbers, chains of characters, and several NA missing values. Test for the positions of the missing values using the is.na function. Produce the subvector where all missing values have been elimina..
Generate a random integer : PROGRAM A: This program should use a main function and another function named makelist as follows:
Write a research paper about user interface : Write a research paper about USER INTERFACE. what you plan to accomplish and why, include an overview of the situation or organization. Cite and support all content appropriately.
Communicate with your customers : One difficulty of moving a small business from a traditional retail store to an online store is channel complications. In many cases, everything has to be reconsidered. For example, how will you communicate with your customers? How will they find ..
What is the power rating of each of the diodes : Assuming that the power rating of a breakdown diode is established at about twice the specified zener current (IZT),what is the power rating of each of the diodes described above?

Reviews

Write a Review

Econometrics Questions & Answers

  What is the average productivity of its workforce

Suppose the firm increases its wage to $47. What is the average productivity of its workforce? On average, what is the firm s profit per worker?

  Reducing the temperature of a fresh concrete mixture

With the help of suitable curves, show how accelerating and retarding admixtures affect the setting time of a concrete mixture.

  Find the mean labor-supply response to an increase

What increase in this mean rate of tax has the same effect as the 1 percent increase in the 25 percent rate? Does the use of the mean marginal rate provide a good indication of the labor supply response?

  Determine how many resources are used by the realization

Target your design to an available PLD, CPD, or FPGA and dete1mine how many resources are used by the realization.

  What sales are forecast for 2010 under these conditions

In 2010, 15,000 new homes are expected to be completed in the primary market area. Mapco plans to charge $50 for its trimmer.

  What are the sources of the effects on convergence

Under what circumstances does the potential for migration raise the speed of convergence in the Solow-Swan model? What about in the Ramsey model? What are the sources of the effects on convergence?

  What is the value of the lagrange multiplier

Suppose that a consumer has an income of $24and a utility function given by: U = 2*log(x) + log(y). The priceof x is $2 and the price of y is $2. A) Write down the Lagrangean for this consumer's maximization problem.

  Determining equilibrium price and quantity

Compared to last year, more television sets are being bought while the selling price has fallen. This could have caused by:

  Determine the annual inflation-free interest rate

assume also that to finance the purchase you borrowed $10000 from a local bank 9% compounded monthly over two years. the bank calculated your monthly payment at $456.85 Assume that average general inflation will run at 0.5% per month over the next..

  How do relative rates of inflation affect those expectation

Why are expectations concerning changes in the exchange rate important? How do relative rates of inflation affect those expectations?

  Determine the co concentration in the atmosphere

Determine the CO concentration in the atmosphere at 9 a.m. The initial background concentration in the air prior to rush hour traffic is 5 mg/m3 and the average wind velocity is 3 m/s

  What procedures are used to determine the average strength

According to the ACI Building Code 318, selection of mix proportions should be based on the average strength, not the specified strength. Is this justified? Given a specified strength value, what procedures are used to determine the average streng..

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