solved Question 12.5 PointsIdentify the population and the samle:A survey of
Question 12.5 PointsIdentify the population and the samle:A survey of 1300 credit card found that the average late fee is $25.75.Population: Collection of all credit cardsSample: Collection of the 1300 credit cards sampledSample: Collection of all credit cardsPopulation: Collection of the 1300 credit cards sampledPopulation: Collection of all credit cardsSample: Late fee is $27.46Population: Collection of the 1300 credit cards sampledSample: Late fee is $27.46Question 22.5 PointsThe number of students in a room is an example of a continuous variable.TrueFalseQuestion 32.5 PointsThe average weight of the students in the Statistics class is an example of a continuous variable.TrueFalseQuestion 42.5 PointsThe Social Security numbers of the employees at an engineering firm are an example of qualitative variables.TrueFalseQuestion 52.5 PointsIdentify which sampling technique was used in the following study:Calling randomly generated telephones numbers, a study asked 1256 U. K. adults which medical conditions could be avoided by their diet.random samplingsystematic samplingconvenience samplingstratified samplingQuestion 62.5 PointsIdentify which sampling technique was used in the following study:Calling randomly generated telephones numbers, a study asked 438 U. S. adults which tooth paste they prefer.random samplingstratified samplingcluster samplingconvenience samplingQuestion 72.5 PointsEach value in a data set may be referred to as either a data value or a(n) ____________.subdatadatumatompointQuestion 82.5 PointsWhat type of sampling is being employed if the country is divided into economic classes and a sample is chosen from each class to be surveyed?random samplingsystematic samplingstratified samplingcluster samplingQuestion 92.5 PointsAn independent variable can also be called a(n)free variable.explanatory variable.suggestive variable.outcome variable.Question 102.5 PointsWhat level of measurement allows for the ranking of data, a precise difference between units of measure, and also includes a true zero?nominalordinalintervalratioQuestion 112.5 PointsWhich of the following is a frequency polygon?Question 122.5 PointsThirty students recorded the colors of their eyes, choosing from the colors brown, blue, green, hazel, and black. This data can be appropriately summarized in a(n)______________ .open-ended distributioncategorical frequency distributiongrouped frequency distributionupper boundaryQuestion 132.5 PointsThe lower class limit represents the smallest data value that can be included in the class.TrueFalseQuestion 142.5 PointsFind the class with the greatest number of data values. 55-6565-7575-8585-95Question 152.5 PointsGreg wants to construct a frequency distribution for the political affiliation of the employees at Owen’s Hardware Store. What type of distribution would be best?ungroupedgroupedcategoricalcumulativeQuestion 162.5 PointsA weatherman records the amount of rain that fell in Portland, Oregon each day for a year. What type of graph should he use to show how rainfall changes during the year ?pie graphpictographtime series graphPareto chartQuestion 172.5 PointsWhich of the following pairs of class limits would be appropriate for grouping the numbers 10, 13, 8, and 15 ?7-11 and 11-158-10 and 13-158-10 and 11-158-11 and 12-15Question 182.5 PointsWhich of the following does not need to be done when constructing a frequency distribution?select the number of classes desiredfind the rangemake the class width an even numberuse classes that are mutually exclusiveQuestion 192.5 PointsWhich of the following is a histogram?Question 202.5 PointsWhich graph should be used to represent the frequencies with which certain courses are taken at Highlands Middle School?Pareto charttime series graphpie graphpictograph