Clustered sampling - Study guides, Revision notes & Summaries

Statistics Exam 1 Review Questions and Answers 2023 Descriptive Statistics collection, organization, presentation, and summary of data Inferential Statistics generalizing from a sample to a population, drawing conclusions, and making decisions Categorical/Qualitative Data consists of values that can be expressed in words may be coded arbitrarily with the help of numbers, but have categorical meaning Numerical/Quantitative Data arises from counting, measuring, or some m...

SPCE 611 - EXAM 1 - CHAPTER 1 – 4 Rated A Description The level of investigation that involves the collection of facts about observed events that can be quantified, classified, and examined for possible relations with other known facts, and often suggests hypotheses or questions for additional research is Prediction The level of investigation that demonstrates correlation between events and is based on repeated observation is Control The level of investigation in which functional relations c...

Ethology - answer-The study of animal behavior Instinct - answer-Reflexes and behavioral patterns that are inherently present at birth Habituation - answer-Lack of response to repeated stimulus Conditioning - answer-The process whereby an animal makes an association between a previously neutral stimulus or behavioral response and a previously significant stimulus Classical conditioning - answer-A learning process that occurs when two stimuli are repeatedly paired; a response that is ...

SPCE 611 Exam 1 Questions and Answers Graded A Description The level of investigation that involves the collection of facts about observed events that can be quantified, classified, and examined for possible relations with other known facts, and often suggests hypotheses or questions for additional research. P. 3 Prediction The level of investigation that demonstrates correlation between events and is based on repeated observations. P. 3 Control The level of investigation in which functional r...

Qualitative variable - answer-take on values that are names or labels. The color of a ball (e.g., red, green, blue) or the breed of a dog (e.g., collie, shepherd, terrier) would be examples of categorical variables. Quantitative variable - answer-They represent a measurable quantity. For example, when we speak of the population of a city, we are talking about the number of people in the city - a measurable attribute of the city. Therefore, population would be a quantitative variable. Discr...

5 number summary - ANSWER-The minumum value, lower quartile, median, upper quartile, and maximum value for a data set. These five values give a summary of the shape of the distribution and are used to make box plots. The five numbers that help describe the center, spread and shape of data z score - ANSWER-a measure of how many standard deviations you are away from the norm (average or mean) -Number of standard deviations a score is above or below the mean (positive above, negative...

ISDS 361A Exam 1 Sample Questions And Well Elaborated Solutions Business Analytics - answers the scientific process of transforming data into insight for making better business decisions. Data science - answers Managing and analyzing massive sets of data for purposes such as target marketing, trend analysis, and the creation of individually tailored products and services. Descriptive statistics - answers Data that is summarized and presented in a form that is...

BSNS112 Exam Questions And Correct Answers, Complete Solution Categorical (Qualitative) data is either: Nominal (stand alone/label); or Ordinal (ordered/ranked) Numerical (Quantitative) data is either: Discrete (whole numbers) Continuous (infinite options) Ways to present categorical data: Bar graphs (percentages labelled), Pie graphs, Cross tabulations, Stacked bar graph, clustered bar charts Range Maximum - minimum Variance Squared deviation around the mean Coefficient of variat...

analytical report - ANSWER-a report that presents suggested solutions to problems Experimental research - ANSWER-the study of two samples that have exactly the same components before a variable is added to one of the samples External report - ANSWER-a report prepared for distribution outside an organization Formal report - ANSWER-carefully structured report that is logically organized and objective, contains much detail, and is written in a style that tends to eliminate such elements as...

Attack Rate - ANSWER-is a special form of incidence rate. Is truly not a rate. Is a proportion of persons at risk. # of new cases/ population at risk x100 Prevalence (or Point Prevalence) Rate - ANSWER-the proportion of persons in a population with a particular disease or attribute at a specific point in time. # active cases of HAI or # All HAIs up to a certain point. /total number x 1000 Basic Formula for all Types of Rates - ANSWER-Rate= X/Y x K Mortality Rate - ANSWER-is the me...