Qual or Quant (stats)
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What is the number of the highway?
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qualitative, discrete
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what is the color of your hair
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qualitative, discrete
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how many keys are on your key ring?
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quantitative, discrete
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what is the weight of rhinoceros in kilograms?
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quantitative, continuous
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What is your favorite ice-cream?
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Qualitative, discrete
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Which Level of measurement is used when looking at SAT scores? (min 600, max 2400)
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interval
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Which level of measurement is used when looking at people on US money (ex Washington, lincoln)
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Nominal
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Which level of measurement is used when looking at cups of coffee drank in a week?
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ratio
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Which level of measurement is used when looking at size of Starbucks coffee (ex: short, tall, grande)
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ordinal
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Trip advisor complies user ranking and determines that 88% of people enjoyed staying at the hotel what kind of non simple error is this?
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voluntary response
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Matt Forte is an NFL player. he is averaging almost 5 yards per carry over his first 17 carries of the season. What kind of non sample error is this?
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small sample
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A survey asks \"would you rather your college experience was productive or enjoyable?\" What kind of non sample error is this?
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order of question
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A study has shown that 6.927% of the population of Texas is currently made up of legal immigrants? What kind of non random sample error is this?
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precise numbers
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A survey asks, \"if you were injured and left unable to work due to a coworkers negligence do you feel that you are entitled to fair wages until you return to work?\" what kind of non random sample error is this?
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loaded question
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After TCU win the Rose Bowl in 2011 and the enrollment of students increased spokesman wanted to thank the coach for causing all new students to attend. What kind of non random sample error is this?
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Correlation v. Casuality
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The Mavs are interested on their fans feelings about the designs painted on the baseball court. They survey 400 random Dallas residents to det. their feelings. What kind of nrse is this?
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Missing Data
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A group of 74 mice are randomly split into 3 groups. The first group is given food and water. The second group is given food and salted water. The third group is given food and a sweetened water sol. The weight gain of the mice is tracked for 6 months. Which way was the data gathered?
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Blocked experiment
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Professor asks his class if they will b on campus during the break to det. if he should schedule office hours or not. which way was data gathered?
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Cross sectional observational study
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a group of random students is asked to run a timed mile. The students are then all enrolled in a 3o day couch to 5k program aimed at improving running. After before and after times are compared. Which way was data gathered?
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matched pairs exp.
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250hens (female chickens) are followed from the time they hatch until the time they die. The number of eggs they lay is recorded
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prospective observational study
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to practice for an exam a student elects every 4th problem to complete. What type of sampling is this?
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Systematic sample
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To decide if a prof. is good a student reads rate my professor, what type of sampling is this?
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Convenience sample
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A survey of tcu students is taken by randomly choosing 130 students on an alphabetized list, what type of sample is this?
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Simple Random Sample
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To det. types of complaints reg. at a grocery store a manager reviews all complaints from t-f of the past 3 months, what type of sample is this?
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cluster sample
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A survey of Tarrant County College students is taken by randomly choosing 50 students from an alphabetized list of each campus, what type of sample is this?
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Stratified sample
