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A group of 17 people was asked the number of years they have worked for their current employer. Their responses are summarised in the following stem plot.
What is the median number of years that people have worked for their current employer? Just write the numerical value.
A group of 17 people was asked the number of years they have worked for their current employer. Their responses are summarised in the following stem plot.
What is the interquartile range of the number of years that people have worked for their current employer? Just write the numerical value.
The stem plot below displays the distribution of testmarks obtained by a class of MUFY students.
The test was out of 65, and students require 50% to pass.
What percentage of students passed? (Give the numerical answer only, don't enter the % sign)
The histogram is best described as:
The histogram below displays the testscores of a class of students.
The number of students is:
The following parallel box plots compare the battery lives of two brands.
Which of the following statements (there may be more than one) support theargument that battery life and brand are related?
I the median battery life for brand A is clearly higher than for brand BII battery lives for brand B are more variable than brand AIII the distribution of battery lives for brand A is symmetrical with outliers butpositively skewed for brand B
The parallel box plots shown display thedistribution of battery life (in hours) for twobrands of batteries (brand A and brand B).
The variables battery life and brand are:
The description that best matches the box plot above s:
The shape of the data distribution displayed by this dot plot is best described as:
A group of 17 people was asked the number of years they have worked for their current employer. Their responses are summarised in the following stem plot.
What is the interquartile range of the number of years that people have worked for their current employer? Just write the numerical value.