Math 534 discussion - Study guides, Class notes & Summaries

Suppose you are given data from a survey showing the IQ of each person interviewed and the IQof his or her mother. That is all the information that you have. Your boss has asked you to puttogether a report showing the relationship between these two variables. What could you present,and why?

A company makes men's button-up dress shirts and is considering changes to itsdesign.Howmightthecompanygoaboutfindingagoodsampleofindividuals?Thesedecisions would include method of sampling, location of sampling, population toconsider,and numberin sample,inaddition toanyotherconsiderations.

When trying to determine probabilities, one must first assess whether the variable wouldhave anormaldistribution. Usingthetoolsfromthiscourse,whataresomemethodsthatcouldbeusedtodeterminewhethera variablehasanormaldistribution?

For this discussion, create and post a 1-2 minute video describing a real-world example of whenahypothesistestcouldbeused.Yourvideoshouldalsoincludeanumericalexampleforanotherstudent to work through in their response. The example can use real data or data that you makeup, such as values for the mean, standard deviation, and sample size. Be sure to note if thestandard deviation is from the population or the sample.In your responses to other students,showtheworkand describe thestepsyou usesto solv...

MATH 534 Week 2 Discussion: Changing Probabilities into Conditional Probabilities Describe a situation where you see probabilities or might see probabilities. Then present thisprobabilityasaconditionalprobability.Inresponse,otherstudentscanmakeassumptionsaboutthe conditional probability table that could accompany such a situation and pose a question for aspecificprobability.Finally,athirdstudentcanshowtheworkofsolvingtheprobability.Yourfirstpost should start a newprobabilitydiscussiononly

MATH 534 Week 5 Discussion; Hypothesis Testing

Week5:HypothesisTesting For this discussion, create and post a 1-2 minute video describing a real-world example of whenahypothesistestcouldbeused.Yourvideoshouldalsoincludeanumericalexampleforanotherstudent to work through in their response. The example can use real data or data that you makeup, such as values for the mean, standard deviation, and sample size. Be sure to note if thestandard deviation is from the population or the sample.In your responses to other students,showtheworkand describ...

Predictive analytics in business is an important application of multiple regression analysis.Generallyspeaking,whatismeantbypredictiveanalytics?Asabusinessowner,howcouldyouuseregressionanalysisand predictive analyticsto increase your company'ssales?

Suppose you are given data from a survey showing the IQ of each person interviewed and the IQof his or her mother. That is all the information that you have. Your boss has asked you to puttogether a report showing the relationship between these two variables. What could you present,and why?

Predictive analytics in business is an important application of multiple regression analysis.Generallyspeaking,whatismeantbypredictiveanalytics?Asabusinessowner,howcouldyouuseregressionanalysisand predictive analyticsto increase your company'ssales?