R Programming Questions and Answers – ggplot2 – 1

This set of R Programming Language Multiple Choice Questions & Answers (MCQs) focuses on “ggplot2 – 1”.

1. _______ grammar makes a clear distinction between your data and what gets displayed on the screen or page.
a) ggplot1
b) ggplot2
c) d3.js
d) ggplot3
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2. Point out the wrong statement?
a) mean_se is used to calculate mean and standard errors on either side
b) hmisc wraps up a selection of summary functions from Hmisc to make it easy to use
c) plot is used to create a scatterplot matrix (experimental)
d) translate_qplot_base is used for translating between qplot and base graphics
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3. Which of the following cuts numeric vector into intervals of equal length?
a) cut_interval
b) cut_time
c) cut_number
d) cut_date
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4. Which of the following is a plot to investigate the order in which observations were recorded?
a) ggplot
b) ggsave
c) ggpcp
d) ggorder
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5. Point out the wrong statement?
a) theme_minimal is minimalistic theme with no background annotations
b) theme_color is classic-looking theme, with x and y axis lines and no gridlines
c) theme_classic is a classic-looking theme
d) translate_qplot_base is used for translating between qplot and base graphics
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6. ________ is used for translating between qplot and base graphics.
a) translate_qplot_base
b) translate_qplot_gpl
c) translate_qplot_lattice
d) translate_qplot_ggplot
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7. __________ modifies geom/stat aesthetic defaults for future plots.
a) translate_qplot_base
b) translate_qplot_gpl
c) translate_qplot_defaults
d) translate_qplot_ggplot
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8. Which of the following is discrete state calculator?
a) discrete_scale
b) ggpcp
c) ggfluctuation
d) ggmissing
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9. Which of the following creates fluctuation plot?
a) ggmissplot
b) ggmissing
c) ggfluctuation
d) ggpcp
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10. ________ is used to create a plot to illustrate patterns of missing values.
a) ggmissplot
b) ggmissing
c) ggfluctuation
d) ggpcp
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