Verified answers to MATH225 Week 8 Assignment Predictions Using Linear Regression available at $10 Question Janet is studying the relationship between the average number of minutes spent exercising per day and math test scores and has collected the data shown in the table. The line of best fit for the data is yˆ=0.46x+66.4. Assume the line…
QUESTION 1 A fitness center claims that the mean amount of time that a person spends at the gym per visit is 33 minutes. Identify the null hypothesis, H0, and the alternative hypothesis, Ha, in terms of the parameter μ. ________________________________________ Select the correct answer below: ________________________________________ H0: μ≠33; Ha: μ=33 H0: μ=33; Ha: μ≠33…
Assessment 2 Research a selected local, national or global non-profit organization or government agency to determine how it contributes to public health and safety improvement, promotes equal opportunity, and improves the quality of life within the community. Submit your findings in a 3-5-page report. As you begin to prepare this assessment, it would be an…
Requirements Discuss how professional nursing organizations support the field of nursing and how they advocate for nursing practice. Explain the value professional nursing organizations have in advocacy and activism related to patient care. Solution Professional institutions and associations contribute significantly to the nursing profession. Nurses can promote ideas; generate energy, and motivation among themselves. The…
Question Suppose a chef claims that her meatball weight is not equal to 4 ounces, on average. Several of her customers do not believe her, so the chef decides to do a hypothesis test, at a 10% significance level, to persuade them. She cooks 13 meatballs. The mean weight of the sample meatballs is 3.9 ounces. The chef knows from experience that the…
Requirements: NOTE: Complete the NR 509 Alternative Writing Assignment ONLY if you did not attend or do not plan to attend Debriefing for the given week. This paper will be appraised on the quality of the information, inclusion of at least one evidence-based scholarly source, use of citations, use of Standard English grammar, and organization based on the required components (see the paper headings and content details…
Question Randomly selected adults at a coffee shop were asked how many hours they work in a typical workday. The results are tabulated in the following frequency table. Which histogram accurately summarizes the data? Value Frequency 4 2 5 1 6 4 7 2 8 1 9 4 10 10 Ans: You can as well check…
Question From recent census data, it is discovered that the proportion of the adults in the United States who are first generation Americans is 14%. For a random sample of size 500, what is standard deviation for the sampling distribution of the sample proportions, rounded to three decimal places? Provide your answer below: Ans. Given the population proportion p=14%=0.14 and…
Question A scientific study on construction delays gives the following data table. Construction delay (hours) Increased cost ($1000) 51 104 55 103 58 89 61 56 63 52 Using technology, it was determined that the total sum of squares (SST) was 2542.8, the sum of squares regression (SSR) was 2194.8, and the sum of squares due to error (SSE) was 347.99. Calculate R2 and determine its meaning.…
Requirements: Document includes reflections from all weeks 1-8: To complete the assignment, students will need to copy the reflections they entered into the weekly reflection threads from weeks 1-8 into one double-spaced Word document and submit the document to the dropbox. Formatting: Document should be in APA format Includes a title page in APA format Document is double spaced Each week’s reflection is…