please summarize/explain in written form what validity is in general, its importance to instrument quality, and why teachers should care. Your Overton text can serve as the source of this information. In addition, post one external resource (can be a video link) that helps explain what validity is to your classmates.
Conduct an analysis of your project data. Prepare the items below based on the data from two of the variables in the data collection instrument. Determine the mean, median, and mode for each of the variables. What is the variance for each set of data for each of the variables? What is the standard deviation for each of the variables? What is the probability that […]
True or false? Consider a random sample of size n from an x distribution. For such a sample, the margin of error for estimating μ is the magnitude of the difference between x and μ. False. By definition, the margin of error is the magnitude of the difference between x and σ. True. By definition, the margin of error is the magnitude of the difference […]
There are 6 questions about Globalization. You should answer the questions based on readings which i upload it. You should know very well Globalization because u can not read all of them, so you need to have an idea about also readings content. 1- How are capitalist societies distinguished from preceding social systems? [Hint: Frame your answer with reference to “the generalized adoption, all […]
All work must be done to get the total payment I will pay each week or a down payment and the final payment after 9 weeks. I have an ethics course and a business course that need to be completed online. I am in the hospital and cannot keep up. I am looking for someone with online course experience that can take over and do […]
5.5 The number of arrivals per minute at a bank located in the central business district of a large city was recorded over a period of 200 minutes, with the following results:Arrivals Frequency0 141 312 473 414 295 216 107 58 2 a. Compute the expected number of arrivals per minute.b. Compute the standard deviation. 5.10 If n=5 and (pie symbol) = .4, what is […]
(Multiple Choice) Purchasing an item of equipment for cash will cause total assets, total liabilities, and stockholders’ equity to: A. increase, increase, and remain unchanged, respectively. B. remain unchanged, remain unchanged, and remain unchanged, respectively. C. increase, remain unchanged, and increase, respectively. D. increase, remain unchanged, and decrease, respectively. E. None of these. (Multiple Choice) Paying a previously recorded accounts payable will cause total assets, […]
• Question 1 2 out of 2 points Vioxx, Celebrex, and Bextra are painkillers, and all of them are risky for heart patients. It must be the case that all painkillers are risky for heart patients. • Question 2 2 out of 2 points Radio host Rush Limbaugh argues that America’s foreign policy is a great success. But who […]
Assignment 1: Discussion—Business Intelligence and Knowledge Management Business intelligence, knowledge management, and expert systems are powerful tools that allow corporations to analyze huge amounts of data that would typically go ignored in the past. Using the readings for this module and the University online library resources, research how companies are using business intelligence, knowledge management, and expert systems. Respond to the following: Does this increase […]
1. Genomics is the study of:a. The structure and function of mutations and how they alter genetic traits.b. Genes and the DNA sequences between genes and how they determine development.c. The information provided by computer programs which analyzes mRNA.d. The human genome as compared to other vertebrate genomes.2. Microarrays are a very useful tool in genomics because they:a. Help scientists examine intergenetic DNA by separating […]
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