Study guides, Class notes & Summaries

COB 191 final 2023 Exam Questions And Answers using information obtained from a sample to estimate a characteristic of a population is - ANSWER- inferential stats which of the following can be reduced by proper interviewer training? - ANSWERmeasurement error if you are unsure about one section of data, what type of statistical error can occur? - ANSWER- measurement error What type of data is: your professor's name - ANSWER- qualitative categorical data/nominal What type of data is: h...

data Correct Answer-values assigned to measurements primary data Correct Answer-adv: collected and orgainzed by user dis: expensive and time consuming secondary data Correct Answer-adv: readily available dis: no control over organization and accuracy nominal data Correct Answer--arbitrary labels -no ranking -name/label ordinal data Correct Answer--ranking exists -no measurable meaning to numerical differences -order/choices interval data Correct Answer--

Statisticsthe science of collecting, analyzing, interpreting, and presenting data descriptive statisticsorganizing and summarizing data; collect data, summarize data, and display data inferential statisticsusing probability methods to determine how confident we are in our conclusion why do businesses need statistics?because they need to know what the effects of each choices will be What are the two types of data?qualitative and quantitative Why is it important to know the different ty...

Qualitative Data Either nominal or ordinal information about qualities; information that can't actually be measured. example: color of eyes Quantitative Interval or ratio information about quantities; that is, information that can be measured and written down with numbers. example: height, shoe size Nominal Data category label for data with no ranking example: zip code, phone number, name of professor or instructor

DataValues assigned to objects/observations InformationData that is transformed into useful facts for decision making Primary DataData collected by you for personal use Secondary DataData collected by others BiasQuestion is stated in a way that encourages a specific answer Qualitative DataDescriptive terms QuantitativeNumerical values Either counted or measure

Qualitative Data Either nominal or ordinal information about qualities; information that can't actually be measured. example: color of eyes Quantitative Interval or ratio information about quantities; that is, information that can be measured and written down with numbers. example: height, shoe size Nominal Data category label for data with no ranking example: zip code, phone number, name of professor or instructor

Statisticsthe science of collecting, analyzing, interpreting, and presenting data descriptive statisticsorganizing and summarizing data; collect data, summarize data, and display data inferential statisticsusing probability methods to determine how confident we are in our conclusion why do businesses need statistics?because they need to know what the effects of each choices will be What are the two types of data?qualitative and quantitative Why is it important to know the different ty...

DataValues assigned to objects/observations InformationData that is transformed into useful facts for decision making Primary DataData collected by you for personal use Secondary DataData collected by others BiasQuestion is stated in a way that encourages a specific answer Qualitative DataDescriptive terms QuantitativeNumerical values Either counted or measured

COB 191 final 2024 Exam Questions And Answers Grade BOOSTER using information obtained from a sample to estimate a characteristic of a population is - ANSWER- inferential stats which of the following can be reduced by proper interviewer training? - ANSWERmeasurement error if you are unsure about one section of data, what type of statistical error can occur? - ANSWER- measurement error What type of data is: your professor's name - ANSWER- qualitative categorical data/nominal What type of data i...

COB 191 final 2023 Exam Questions And Answers using information obtained from a sample to estimate a characteristic of a population is - ANSWER- inferential stats which of the following can be reduced by proper interviewer training? - ANSWERmeasurement error if you are unsure about one section of data, what type of statistical error can occur? - ANSWER- measurement error What type of data is: your professor's name - ANSWER- qualitative categorical data/nominal What type of data is: ...