Data collection methods and instruments

Assignment Help Basic Statistics
Reference no: EM1396283

Provide examples of a different data collection method and a data collection instrument used in managerial research. Why is it important to ensure that these data collection methods and instruments are both reliable and valid?

Reference no: EM1396283

Questions Cloud

Point estimatation of the population mean : Find a point estimate of the population mean. Find the 95% confidence interval of the population mean. Assume the variable is normally distributed.
Explain leadership styles of presidents dwight eisenhower : What estimation can be made of leadership styles Presidents Dwight Eisenhower and John Kennedy which made them effective or inhibited their effectiveness?
Determine the least square trend equation : Determine the least square trend equation. Estimate the number of employees in 2008. By how much the number of employees decreases (or increases) per year on the average?
Information about multiple regression in excel : The Texas Transportation institute at texas A&M university conducted a survey to determine the number of hours per year drivers wasted sitting in traffic. the table below shows the number of hours wasted per year sitting in traffic.
Data collection methods and instruments : Provide examples of a different data collection method and a data collection instrument used in managerial research. Why is it important to ensure that these data collection methods and instruments are both reliable and valid?
Write the structural formula for isoamyl alcohol : The hypothetical OxyA protein is a surface protein that may have a role in attachment to the surface of the intestinal epithelium but there is evidence that it has a role in invasion. Write the structural formula for isoamyl alcohol.
Explain retaliation in legal and employment sense : Explain "retaliation" in legal, employment sense - and describe when it is illegal. What can an employee do when they think they have been retaliated against
Explain how large a rebate should the industry offer : Explain how large a rebate should the industry offer the buyer in order to maximize its revenue?
Expected number of defective units produced : At a significance level of .05, the management wants to perform a hypothesis test to determine whether the quality of items produced appears to be independent of the production process used. Calculate the expected number of defective units produce..

Reviews

Write a Review

Basic Statistics Questions & Answers

  Significant difference between the two massage techniques

A sample of 10 persons is used to measure the effectiveness of two massage techniques. The effectiveness of the techniques is measured by the number of days that pass by before the subjects feel the need for another massage session.

  Population are normally distributed-variance test

Choose the proper conclusion regarding the claim that the population have different variances.

  Construct a sample space using a tree diagram

Construct a sample space using a tree diagram - Which of the following three sets of probabilities are inappropriate because they violate a basic rule of probability

  Assume that a normal model can be applied

Environmental Protection Agency (EPA) fuel economy estimates for automobile models tested recently predicted a mean of 24.80 mpg and a standard deviation of 6.2mpg for highway driving. Assume that a normal model can be applied.

  Pollution reduction should appalachian coal mining undertake

Appalachian Coal mining believes it can enhance labor productivity and therefore net revenue by reducing air pollution in its mines. It estimates that the marginal cost function for reducing pollution by installing additional capital equipment is.

  Find spearman coefficient of rank correlation

Far West University offers both day and evening classes in business administration. One question in a survey of the students inquires how they perceive the prestige associated with certain careers.

  Confidence interval estimate for variance of life expectancy

A sample of 23 European countries found that variance of life expectancy was 7.3 years. Determine the 95% confidence interval estimate for variance of life expectancy in Europe?

  Showing the two conditional distributions

Which conditional distributions do these statistics refer to, those of y at given catagories of x, or those of x at given categories of y? Set up a table with race of murderers as rows and race of victims as columns, showing the two conditional di..

  Compute which assembly time using the new method is faster

The management of White companies considering a new method of assembling its golf cart. Compute which assembly time using the new method is faster.

  Estimating the mean-median and mode values

What is the arithmetic mean selling price?

  Mode of the given test scores

The mean of a set of 7 numbers is 13. What is the sum of the numbers? Find the mode of the following test scores: 89, 78, 91, 82, 75, 89, 84, 95, 89, 93

  Normal probability distribution

By using the normal probability distribution, what is the probability the car will be repaired in 35 minutes or less?

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