Data Visualization and Statistical Analysis Quiz

Test your knowledge on data visualization techniques & statistical analysis with questions on charts, measures, and tests.

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Which of the following types of charts is best suited for showing trends over time?

Pie chart

Bar chart

Line chart

Scatter plot

1 answered

What does 'CSV' stand for in the context of data analysis?

Common Separated Values

Comma-Separated Values

Centralized System Values

Computer Science Values

1 answered

Which of the following is NOT a commonly used data visualization tool?

Matplotlib

Tableau

Seaborn

NumPy

1 answered

What does a 'histogram' display?

Frequency distribution of categorical data

Relationship between two continuous variables

Distribution of a single continuous variable

Distribution of a single categorical variable

1 answered

What is the purpose of a 'heat map' in data visualization?

To display spatial data

To show hierarchical relationships

To represent data values using colors

To compare frequency distributions

1 answered

Which statistical test is used to determine if there is a significant difference between the means of two independent groups?

Chi-square test

T-test

ANOVA

Regression analysis

1 answered

Which statistical measure best describes the 'average' value of a dataset?

Median

Mode

Mean

Standard deviation

1 answered

What does the 'box' in a box plot represent?

Maximum and minimum values

First and third quartiles

Median

Standard deviation

1 answered

What is the purpose of 'ANOVA' (Analysis of Variance) in statistical analysis?

To compare means of multiple groups

To measure correlation between variables

To predict future trends

To perform clustering analysis

1 answered

#10

What is the primary function of 'residual plots' in regression analysis?

To check for homoscedasticity

To visualize the relationship between variables

To identify outliers and influential data points

To assess the normality of residuals

1 answered

#11

What does 'correlation coefficient' indicate about the relationship between two variables?

Strength and direction of the relationship

Probability of error in the relationship

Frequency of the relationship

Magnitude of the relationship

1 answered

#12

In data analysis, what does the acronym 'IQR' stand for?

Interquartile Range

Internal Quality Rating

Interpolated Quantitative Regression

Index of Qualitative Rating

1 answered

#13

In a statistical context, what does 'p-value' signify?

Probability of observing the given result by chance

Precision value

Percentage value

Predictive value

1 answered

#14

Which type of chart is most suitable for displaying the distribution of a single continuous variable along with its probability density function?

Histogram

Box plot

Density plot

Scatter plot

1 answered

#15

What is the primary use of a 'scatter plot' in data visualization?

To display the distribution of a single variable

To show the relationship between two variables

To compare multiple groups

To visualize hierarchical data

1 answered

#16

Which of the following is a parametric statistical test?

Chi-square test

Mann-Whitney U test

Kruskal-Wallis test

Student's t-test

1 answered

#17

Which type of chart is used to visualize the distribution of a categorical variable?

Histogram

Pie chart

Scatter plot

Box plot

1 answered

Data Visualization and Statistical Analysis Quiz

Which of the following types of charts is best suited for showing trends over time?

What does 'CSV' stand for in the context of data analysis?

Which of the following is NOT a commonly used data visualization tool?

What does a 'histogram' display?

What is the purpose of a 'heat map' in data visualization?

Which statistical test is used to determine if there is a significant difference between the means of two independent groups?

Which statistical measure best describes the 'average' value of a dataset?

What does the 'box' in a box plot represent?

What is the purpose of 'ANOVA' (Analysis of Variance) in statistical analysis?

What is the primary function of 'residual plots' in regression analysis?

What does 'correlation coefficient' indicate about the relationship between two variables?

In data analysis, what does the acronym 'IQR' stand for?

In a statistical context, what does 'p-value' signify?

Which type of chart is most suitable for displaying the distribution of a single continuous variable along with its probability density function?

What is the primary use of a 'scatter plot' in data visualization?

Which of the following is a parametric statistical test?

Which type of chart is used to visualize the distribution of a categorical variable?

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