Probability and Statistics

Problems related to probability distributions, statistical inference, data analysis, etc.

Problems in this category

The problem provides a dataset of the number of dishes Kama cleaned in each of her nine shifts. We n...

Frequency TableData AnalysisDescriptive Statistics
2025/3/8

The problem asks us to create a frequency table from the given data points, which represent the numb...

Frequency DistributionData AnalysisCounting
2025/3/8

The problem provides a data set of the number of hours of sleep eight staff members got on Thanksgiv...

Frequency DistributionData AnalysisDescriptive Statistics
2025/3/8

The problem asks to create a frequency table based on the given data points, which represent the num...

Frequency TableData AnalysisDescriptive Statistics
2025/3/8

The problem requires completing a frequency table using the given data. The table shows the "Number ...

Frequency DistributionData InterpretationFrequency Table
2025/3/8

The problem provides a table of data representing the number of times each of eight students has bee...

Frequency DistributionData AnalysisCounting
2025/3/8

The problem describes a scenario where a restaurant leaves comment cards on all its tables for custo...

Sampling MethodsStatisticsSelf-Selection Bias
2025/3/8

The owners of a sports stadium want to predict what additional refreshment options would sell well. ...

PopulationSampleStatistical InferenceSurvey
2025/3/8

The problem asks us to identify the population and sample in a given scenario. The librarians are in...

PopulationSampleStatistical Analysis
2025/3/8

The state Department of Transportation wants to study out-of-state vehicles that pass over a toll br...

SamplingPopulationStatistical Inference
2025/3/8