Describe scales of measurement

Assignment Help Applied Statistics
Reference no: EM132004948

Identify the variables you have chosen to analyze, and describe each of their scales of measurement (nominal, ordinal, interval, or ratio).

Reference no: EM132004948

Questions Cloud

Nature of war in world politics today : To what extent, if at all, has military power lost its relevance as an instrument of political influence in world politics today
Systematic sampling or cluster sampling : What kind of sampling have you done (simple random sampling, stratified sampling, systematic sampling or cluster sampling)?
Analyze the milk cow production in california : Use the data in the course materials forum to analyze the milk cow production in California from 1990 through 2005.
What changes in your diet might you recommend : Record what you eat and the nutritive values for each item for three days (your three day period should include at least one weekend day.
Describe scales of measurement : Identify the variables you have chosen to analyze, and describe each of their scales of measurement (nominal, ordinal, interval, or ratio).
Compare the stock performance with market performance : Compute underpricing (1st day closing price - IPO price) / IPO price. Compare it with the market return on the IPO day.
Calculate the z scores : Calculate the Z scores. Are there any outliers?
Sample tests-chi square tests : What would be the means of two related populations in reference to two-Sample Tests & Chi Square Tests?
Treat it as a binomial problem after computing : IQ is supposed to Gaussian with a mean of 100 and a standard deviation of 15. At a high-school reunion, where everyone attends, 2 of your classmates

Reviews

Write a Review

Applied Statistics Questions & Answers

  What percentage of data is missing for the variable smoke

Biostatistics POPH90013 Assignment. What percentage of data is missing for the variable smoke? What percentage of data is missing for the variable smoke

  Higher values indicate better hearing

A researcher hypothesizes that people who listen to music via ear buds have greater hearing loss than those in the general population. On a standard hearing test, the mean (μ) is 24.75. Higher values indicate better hearing

  Calculate a sample mean

Suppose the age of buyers were collected and the data follows the bell curve (a normal distribution). The buyers had an average age of 41 years and a standard deviation of 7. You plan to take a random sample of 68 buyers and calculate a sample mean.

  Draw an x and an r chart for each day

Consider the data set shown in Table, indicating hourly summaries of the temperature for a baking oven measured four times per hour.

  Develop three different optimisation techniques

Develop three different optimisation techniques (LP, ILP and NLP) on your modelling and hold-out data.- Formulate your model by writing decision variables, objective functions and constraints.

  Relationship between sdb and blood pressure values analyzed

What types of tests were used for each of those variables and  was the test used a reasonable selection for each of these test?

  Compute the quarterly forecasts for next year

Use a regression model with dummy variables as follows to develop an equation to account for seasonal effects in the data.  Qtr1 = 1 if Quarter 1, 0 otherwise; Qtr2 = 1 if Quarter 2, 0 otherwise; Qtr3 = 1 if Quarter 3, 0 otherwise.

  The length of time a system is down

The length of time a system is "down" (that is, broken) is described (approximately) by the probability distribution in the Table 7.6.2. Assume that these downtimes are exact. That is, there are three types of easily recognized problems that always t..

  What was the cumulative incidence of tb over the year

What was the prevalence of TB in the screened community on January 1st - what was the prevalence of TB on June 30th and calculate the prevalence of serious defects in this population at the time of birth.

  State null hypothesis that will provide a test of your idea

In this assignment, you will propose and test a set of hypotheses regarding the relationships among a set of characteristics of professors and classes

  Recreate the matrix of factor loadings in tabular form

Statistics Homework - From this plot, (a) recreate the matrix of factor loadings, in tabular form (hint: a ruler should make this easy)

  Can you explain why you added the e

A few days ago you answered a question I had on probability. The original equation was R(t)=a^(-bt). In your answer you changed it to R(t) = a* e^(-bt). Can you explain why you added the e?

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