Histograms

How does the number of bins affect the appearance of a histogram?

• A) It does not affect the appearance of the histogram.

• B) More bins result in narrower bars, providing more detail.

• C) Fewer bins result in narrower bars, providing more detail.

• D) More bins result in wider bars, providing more detail.

In Matplotlib, which function is used to create histograms in Python?

• A) plt.graph()

• B) plt.histogram()

• C) plt.hist()

• D) plt.plot()

What is a histogram primarily used for?

• A) Representing categorical data

• B) Displaying the frequency distribution of numerical data

• C) Comparing two different datasets

• D) Visualizing relationships between variables

What type of data is best represented using a histogram?

• A) Categorical

• B) Numerical

• C) Time-series

• D) Textual

What does the width of each bar in a histogram represent?

• A) Range of the dataset

• B) Mean of the dataset

• C) Standard deviation of the dataset

• D) Frequency of data within the bin

How does a histogram differ from a bar chart?

• A) Histograms display frequency distributions, while bar charts represent categorical data.

• B) Histograms use lines to connect data points, while bar charts use bars.

• C) Histograms are used for comparing multiple datasets, while bar charts are used for visualizing single datasets.

• D) There is no difference; they represent the same type of data visualization.

What does the area of each bar in a histogram represent?

• A) Mean of the dataset

• B) Median of the dataset

• C) Frequency of data within the bin

• D) Variance of the dataset

What does each bar in a histogram represent?

• A) Mean of the dataset

• B) Median of the dataset

• C) Frequency of data within a specific range or bin

• D) Standard deviation of the dataset

What does a skewed histogram indicate about the dataset?

• A) The dataset has a symmetric distribution.

• B) The dataset has no outliers.

• C) The dataset has an unequal frequency distribution.

• D) The dataset has a uniform distribution.

In a histogram, what does the height of each bar represent?

• The mean of the dataset

• The standard deviation of the dataset

• The frequency of data within the bin

• The median of the dataset