Probability and Statistics
Problems related to probability distributions, statistical inference, data analysis, etc.
Problems in this category
We are given a frequency distribution of the number of cars observed at a toll booth during 5-minute...
Frequency DistributionDescriptive StatisticsMeasures of Central TendencyMeasures of DispersionMeanMedianModeQuartilesVarianceStandard DeviationCoefficient of VariationGraphical Representation
2025/3/18
The problem describes a dataset of the areas (in $m^2$) of nine apartments in a building: 118, 70, 3...
Descriptive StatisticsMeanMedianStandard DeviationRangeMean Absolute DeviationCoefficient of Variation
2025/3/18
The problem provides a frequency distribution table representing the number of orders ($n_i$) as a f...
Frequency DistributionHistogramCumulative FrequencyMeasures of Central TendencyMeasures of DispersionMomentsSkewnessKurtosisGini CoefficientConcentration Curve
2025/3/18
We are given a probability distribution table for the number of goals scored by a soccer player. We ...
Probability DistributionProbabilityExpected ValueDiscrete Probability
2025/3/16
The problem is to find the standard deviation and variance of a given set of data manually. The data...
Standard DeviationVarianceData AnalysisSample StatisticsDescriptive Statistics
2025/3/16
We need to answer questions 1 to 4 from the image provided.
Statistical Process ControlStatistical Quality ControlMeasurement Scales
2025/3/15
The problem consists of two questions: Question 5: What is a summary statistic that represents the c...
Descriptive StatisticsMeasures of Central TendencyPopulation Parameter
2025/3/15
The question asks which of the given statements are features of a bar graph/chart. The statements ar...
Data RepresentationBar GraphsFrequencyRelative FrequencyData Analysis
2025/3/15
The image contains four multiple-choice questions related to statistical process control, statistica...
Statistical Process ControlStatistical Quality ControlStatistical ThinkingMeasurement Scales
2025/3/15
The problem has two parts. Part 1: Complete the missing values in the given table, which represents ...
Frequency DistributionRelative FrequencyCumulative FrequencyData AnalysisBar Graph
2025/3/15