You are to use R Markdown for generating your assignment output file. You begin with the R Markdown script downloaded from A2L, and need to pay attention to information provided via introductory material posted to A2L on working with R, R Markdown. Having downloaded all necessary files, placed them in the same folder/directory, and added your answers to the R Markdown script, you then are to generate your output file using “Knit to PDF” and, when complete, upload both your R Markdown file and your PDF file to the appropriate folder on A2L.
- Define the following terms in a sentence (or short paragraph) and state a formula if appropriate (this question is worth 5 marks).
i. Type II Error ii. Power of a Test
iii. Goodness of Fit Test iv. P-value
v. Simple Regression Analysis
- A coin operated coee machine is set to pour 8 oz per cup. A random sample of the weights of a number of cups is as follows: 8.40, 8.25, 8.05, 7.84, 7.36, 8.54, 7.56, 7.56, 8.02, 7.39, 8.34, 8.56.
Test the hypothesis that the machine is delivering at the level set by the manufacturer. Use a 0.01 level of significance (this question is worth 2 marks).
- Two dierent brands of milk are randomly sampled, and the fat content in each bottle of milk is determined. Twenty-six bottles of Brand A milk yielded an average fat content of X̄1 = 25 grams withs21 = 4, and thirty one bottles of Brand B yielded an average fat content of X̄2 = 25.8 grams withs2= 7 (this question is worth 3 marks).
Test the hypothesis that both brands have identical average fat content at the 5% level of significance.
- To compare two programs for training industrial workers to perform a skilled job, 20 workers are included in an experiment. Of these, 10 are selected at random and trained by method 1; the remaining 10 are trained by method 2. After completion of training, all the workers are subjected to a time-and-motion test that records the speed of performance of a skilled job. The following time, as measured in minutes, is obtained.
ood Regulations by Companies and Governments Essay 1 Star2 Stars3 Stars4 Stars5 Stars(No Ratings Yet) The decrease of passings brought about by corpulence should be possible by forcing decides that oversee the food business. Buyers International and the World Obesity Federation advocate the requirement for food control (Stephens standard. 1). Rules concerning food require exacting adherence where the center movements from makers to the purchasers who should get to solid choices. We will compose a custom Essay on Food Regulations by Companies and Governments explicitly for you for just $16.05 $11/page 301 confirmed authors on the web Find out More Purchasers International and the World Obesity Federation suggest that partnerships and governments make guidelines of the food and drink industry through assessing costs, requiring obligations, investigating approval measures, just as putting profoundly in concentrates around food and beverages. Different measures should involve government funded instruction on sound utilization and a keep an eye on advertisements including the food and drink industry. The business is required to keep delivering food with insignificant degrees of salt and sugar, just as immersed fats (Stephens standard. 15). Governments ought to support clinics and learning foundations to give wellbeing instruction. The article made me realize that administrations and partnerships have a significant task to carry out in compelling food control. This truth of corporate control of food is not, at this point imperceptible to me as I have understood that significant organizations have the syndication of doing the coordinations of creation and appropriation of food while ruling in the food market. This has been principally contributed by the globalization of food creation, which is supported up by profession arrangements, consequently driving out little scope merchants.>GET ANSWER