[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fsBbX54b1Ijuq8xVberQx9bMkZloZIf0W2zBxKzGFQV8":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":21,"type":22},[],"2026-05-13 13:04:59",370229347,[8,9,10,11],"The Dow Jones Industrial average","The volume of water released from a dam","The distance you drove yesterday","The number of employees of an insurance company",{"courseId":13,"courseImg":14,"courseName":15},"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","Which of the following is a discrete quantitative(numerical)variable? a)The Dow Jones Industrial average b)The volume of water released from a dam c)The distance you drove yesterday. d)The number of employees of an insurance company",[18,23,31,40,49,58,67,72,81,90],{"answer":19,"createTime":5,"id":6,"options":20,"question":16,"source":21,"type":22},[],[8,9,10,11],"v1",0,{"answer":24,"createTime":5,"id":25,"options":26,"question":30,"source":21,"type":22},[],370229348,[27,11,28,29],"The color of a student's eyes","The amount of milk in a 2-liter carton","The number of gallons of milk sold at the local grocery store yesterday","Which of the following is a continuous quantitative(numerical)variable",{"answer":32,"createTime":5,"id":33,"options":34,"question":39,"source":21,"type":22},[],370229349,[35,36,37,38],"a categorical variable","a discrete variable","a continuous variable","a table of random numbers","The classification of student class designation(freshman,sophomore,junior,senior)is an example of",{"answer":41,"createTime":5,"id":42,"options":43,"question":48,"source":21,"type":22},[],370229350,[44,45,46,47],"a sample","a population","a primary data source","a secondary data source","The universe or "totality of items or things"under consideration is called",{"answer":50,"createTime":5,"id":51,"options":52,"question":57,"source":21,"type":22},[],370229351,[53,54,55,56],"respondents to a newspaper survey","the first 5 students completing an assignment","every third person to arrive at the bank","registered voters in a county","Which of the following is most likely a population as opposed to a sample",{"answer":59,"createTime":5,"id":60,"options":61,"question":66,"source":21,"type":22},[],370229352,[62,63,64,65],"All Drummand University students","All college students","All first-year Drummand University students","The 250 students that were monitored","Most analysts focus on the cost of tuition as the way to measure the cost of a college education. But incidentals,such as textbook costs,are rarely considered.A researcher at Drummand University wishes to estimate the textbook costs of first-year students at Drummand.To do so, she monitored the textbook cost of 250 first-year students and found that their average textbook cost was $600 per semester. Identify the population of interest to the researcher",{"answer":68,"createTime":5,"id":69,"options":70,"question":71,"source":21,"type":22},[],370229353,[62,63,64,65],"Most analysts focus on the cost of tuition as the way to measure the cost of a college education. But incidentals,such as textbook costs,are rarely considered.A researcher at Drummand University wishes to estimate the textbook costs of first-year students at Drummand.To do so, she monitored the textbook cost of 250 first-year students and found that their average textbook cost was $600 per semester. Identify the sample in the study",{"answer":73,"createTime":5,"id":74,"options":75,"question":80,"source":21,"type":22},[],370229354,[76,77,78,79],"an ordered array","a summary table","a statistic","a parameter","A summary measure that is computed to describe a characteristic from only a sample of the population is called",{"answer":82,"createTime":5,"id":83,"options":84,"question":89,"source":21,"type":22},[],370229355,[85,86,87,88],"The average score of the first five students completing an assignment","The proportion of females registered to vote in a county","The average height of people randomly selected from a database","The proportion of trucks stopped yesterday that were cited for bad brakes","Which of the following is most likely a parameter as opposed to a statistic",{"answer":91,"createTime":5,"id":92,"options":93,"question":98,"source":21,"type":22},[],370229356,[94,95,96,97],"Published sources","Experimentation","Surveying","Observation","Jared was working on a project to look at global warming and accessed an Internet site where he captured average global surface temperatures from 1866.Which of the four methods of data collection was he using"]