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WorksheetsStatistics Using R
Total questions: 10
Worksheet time: 5mins
R commonly used to _______ the data.
Analyse & Visualize
Summarize & Memorize
Collect &Classify
Define & Illustrate
To identify the highest scores in the 'data', use the following syntax: ________
Max(data)
max(data)
mean(data)
min(data)
The interquartile range in the 'data' can be found using the following syntax: _________
IQR(data)
iqr(data)
quantile(data)
quartile(data)
What is the incorrect syntax for printing data as output?
print('text')
print("text")
'text'
print(text)
R will ignore that anything starts with ____.
%
$
&
#
Which function is used to calculate the mean of a dataset in R?
median(data)
mean(data)
average(data)
sum(data)/length(data)
In R, which function is used to create a scatter plot?
chart(data)
scatter(data)
plot(data)
graph(data)
Second quartile is also known as _______
Upper Quartile
Lower Quartile
Median
Inter Quartile
What is the syntax for displaying a graph in R?
bitmap("file=output.png")
bitmap("output.png")
bitmap(file=output.png)
bitmap(file="out.png")
What is the syntax to use for finding the PDF of a continuous random variable?
dbinom()
pbinom()
dpois()
pnorm()
