Stratified sampling type - Study guides, Class notes & Summaries

BMAL 590 Quantitative Research Techniques Questions (solved to Pass). You take a random sample of 100 students at your university and find that their average GPA is 3.1. If you use this information to help you estimate the average GPA for all students at your university, then you are doing what branch of statistics? Descriptive statistics Inferential statistics Sample statistics Population statistics -A company has developed a new computer sound card whose average lifetime is unknown. In order t...

WGU C955 Probability and Statistics (2022/2023) Already Passed Boxplot an image that has min, Q1, median, Q3, max Histogram A graphical representation -- bars, measuring the frequency within each interval Skewed right Not a symmetric distribution, the tail is on the right, i.e. extra stuff on the right Measures of center Median, the mean (and mode) Measures of spread Range, IQR & standard deviation Standard Deviation Rule 68% of the data are within 1 standard deviation, 95% are within 2, 99...

NR 603 Final Exam Question and Answers Rated A+ **Drawing a purposive judgmental sample** - This method allows researchers to apply their existing knowledge about the topic. **The unit from which information is gathered and which serves as the basis for analysis is known as the** - Element **A population of 1,000 was sampled using a sampling interval of 5. How many elements are included in the sample?** - 200 **Probability samples offer advantages to researchers because*...

COMM 305 Midterm Exam | Questions with Complete Solutions Methodology differs from epistemology in that methodology is: a. the science of knowing. b. the science of finding out. c. the discovery of reality through agreement. d. only found through tradition. e. the logical aspect of science. Epistemology is best described as a. the science of knowing. b. the discovery of reality through experimentation. c. the discovery of reality through agreement. d. tradition. e. authority. Professor Rodger...

HIM 4331 - Quiz 7, 8, 9, 10, & 11 Questions and Answers 100% Solved [quiz 7] 1. a sample of medical records is selected by randomly selecting all records from hospitals selected at random, what type of sampling is this? a. simple random sampling b. systematic sampling c. cluster sampling d. stratified sampling ️️a. simple random sampling 2. which sampling technique includes dividing the population into subsets and randomly selecting a sample of the members of each subset? a. si...

Quiz 11 Carla would like to conduct a qualitative study to try and understand why circus performers are so closely knit and unwilling to relate with non-circus people. She realizes she may have some difficulty in designing and implementing her study, starting with how she will sample her population. Circus people tend to live in separate communities cut off from the rest of the world. Carla has a friend, Mickey, who used to perform in the circus but has since left for a career in fi...

NRES WRITTEN EXAM 2024. A nurse who reads research articles and incorporates research findings into nursing practice would demonstrate which of the following research roles? a. consumer b. primary investigator c. collaborator d. producer - correct answer b. primary investigator - makes research consumer - general, can be someone buying. collaborator - creates a team/ in any other team student, health worker, committee etc. producer - manufacturer side a research examines the norms,...

QUESTION 1 Determine which of the four levels of measurement (nominal, ordinal, interval, ratio) is most appropriate. Nationalities of survey respondents. Nominal Ordinal Ratio Interval 5 points QUESTION 2 Perform the requested conversions. Round decimals to the nearest thousandth and percents to the nearest tenth of a percent, if necessary. Convert the fraction 7/11 to an equivalent decimal and percentage. 5 points QUESTION 3 Identify which of these types of sampling is used: ra...

NU608 EXAM TEST BANK QUESTIONS WITH 100% CORRECT ANSWERS UPDATED Cluster sampling is often preferred to other random sampling strategies because - Answer- It can be used when sampling frame is not available Stratified random sampling is preferred strategy when - Answer- you want to include specific subgroups in the study Systemic sampling can produce biased Sample when - Answer- There is a structure to the sampling frame You are interested in factors that predict loyalty to sports tea...

A method of documenting nurses' progress notes by recording only abnormal or unusual findings or deviations from the prescribed plan of care is called: a. Problem-oriented progress notes b. Charting by exception c. Consultative notations d. Open charting - B A 65-year-old white male was admitted to the hospital on 1/15 complaining of abdominal pain. The attending physician requested an upper GI series and laboratory evaluation of CBC and UA. The x-ray revealed possible cholelithiasis, an...