[{"id":234780,"question":"Continuous data are differentitated from discrete data in that","choices":[{"text":"Discrete data classes are represnted by fractions","value":"A"},{"text":"Continuous data classes may be represented by fractions","value":"B"},{"text":"Continous data take on only whole numebrs","value":"C"},{"text":"Discrete data can take on any real number","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":234779,"question":"Graphs of frequency distributions are used because.","choices":[{"text":"they have a long history in practical applications","value":"A"},{"text":"They attract attenstion to data pattern","value":"B"},{"text":"They account for biased or incomplete data","value":"C"},{"text":"None of thses","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":234778,"question":"A relative frequency distribution presents frequencies in terms of","choices":[{"text":"Fractions","value":"A"},{"text":"Whole numbers","value":"B"},{"text":"Percentages","value":"C"},{"text":"Both a and c but not b","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":234777,"question":"In constructing a frequency distribution for a sample, the numebr of classes depends on.","choices":[{"text":"The number of data points","value":"A"},{"text":"The range of the data colelcted","value":"B"},{"text":"Teh size of the population","value":"C"},{"text":"Both a and b but not c","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":234776,"question":"Which of the following statements is true of cumulative frequency polygons or ogives for a particular set of data.","choices":[{"text":"Both less than and or more curves have the same shape","value":"A"},{"text":"Or more curves slope up and to the right","value":"B"},{"text":"Less than curve slope down and to the right","value":"C"},{"text":"Less than curve slope up and to the right","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":234775,"question":"As the numebr of observations and classes increase, the shape of a frequency polygon.","choices":[{"text":"Tends to become increasingly asmooth","value":"A"},{"text":"Tends to become jagged","value":"B"},{"text":"stays the same","value":"C"},{"text":"Varies if data become more reliable","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":234774,"question":"when constructing a frequency distribution, the first step is.","choices":[{"text":"Divide the data into at least five classes","value":"A"},{"text":"arrange the dta into an array","value":"B"},{"text":"Decide on the type and number of classes for dividing the data","value":"C"},{"text":"None of these","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":234773,"question":"Mid poitns of top of the rectangular of historgram are joined to get.","choices":[{"text":"Frequency curve","value":"A"},{"text":"Polygen","value":"B"},{"text":"Ogive","value":"C"},{"text":"Histogram","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":234772,"question":"Which of the following is an example of compressed data.","choices":[{"text":"Array","value":"A"},{"text":"Frequency distribution","value":"B"},{"text":"Ogive","value":"C"},{"text":"Histogram","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":234771,"question":"The process of arranging data into rows and columns is called.","choices":[{"text":"Freqeuncy distribution","value":"A"},{"text":"Classification","value":"B"},{"text":"Tabulation","value":"C"},{"text":"Array","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":234770,"question":"If a curve can be divided into two parts that are marror images,it is called a.","choices":[{"text":"Skewed curve","value":"A"},{"text":"Symmetrical curve","value":"B"},{"text":"J-Shaped curve","value":"C"},{"text":"Frequency curve","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":234769,"question":"Title of a table should be in","choices":[{"text":"Lower case letters","value":"A"},{"text":"Capital letters","value":"B"},{"text":"Italic and lower case letters","value":"C"},{"text":"Twenty letters","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":234768,"question":"An Ogive is a","choices":[{"text":"Frequency curve","value":"A"},{"text":"Frequency polygon","value":"B"},{"text":"Cumulative frequency polygon","value":"C"},{"text":"Frequency histogram","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":234767,"question":"Classification of data according to locations or areas is called.","choices":[{"text":"Temporal classification","value":"A"},{"text":"Geographical classification","value":"B"},{"text":"Qualitative classification","value":"C"},{"text":"Quantitative classification","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":234766,"question":"Two methods of data arrangement are","choices":[{"text":"Array and frequency distribution","value":"A"},{"text":"Frequency distribution and histogram","value":"B"},{"text":"Array and frequency polygon","value":"C"},{"text":"Histogram and array","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":234765,"question":"As a general rule, when arranging data statisticians tend to use.","choices":[{"text":"Less than six classes","value":"A"},{"text":"Between six and fifteen classes","value":"B"},{"text":"Only fifteen classes","value":"C"},{"text":"More than twenty classes","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":234764,"question":"Data which have been arranged in ascending or descending order are called.","choices":[{"text":"Raw data","value":"A"},{"text":"Grouped data","value":"B"},{"text":"Arrayed data","value":"C"},{"text":"Un grouped data","value":"D"},{"value":"E"}],"correctAnswer":3}]