problema 2pumiliIf the median of a data set is 12, which of the following statements is true?Half of the data points are less than 12All data points are greater than 12The mean is always greater than 1212 is the most frequently occurring value
problema 3pumiliWhich of the following is a measure of central tendency?ModeRangeVarianceStandard Deviation
problema 4pumiliA bar chart is used to display:The frequency of different categoriesContinuous datacorrelation between variablesThe spread of a data set
problema 5pumiliWhich measure indicates the most frequently occurring value in a data set?ModeMeanMedianRange
problema 6pumiliIf a data set has no mode, what does it mean?All data points occur with the same frequencyThere is only one data pointThe data set is continuousThe data is skewed
problema 8pumiliIn a data set, if the mean is greater than the median, the distribution is:Positively skewedNegatively skewedSymmetricalNormal
problema 9pumiliWhat does a histogram represent?Frequency distribution of a continuous variableA pie chart of percentagesCategories of qualitative dataSkewness of data
problema 10pumiliWhat type of chart would be best to show the parts of a whole?Pie chartLine graphHistogramScatter plot
problema 11pumiliThe sum of the frequencies in a frequency distribution is known as the:Total frequencyMean frequencyRelative frequencyCumulative frequency
problema 13pumiliIn statistics, what is an outlier?A value that falls outside the typical rangeThe average of all valuesThe most common valueThe middle value of a data set
problema 14pumiliIf a survey asked people’s favorite fruit, what kind of data is collected?QualitativeQuantitativeIntervalRatio
problema 15pumiliWhat does a scatter plot show?Correlation between two variablesChanges over timeTotal frequenciesComparison of categories