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1.03 Describing shapes of data distributions

Interactive practice questions

The table shows the number of crime novels in a bookshop for different price ranges.

Price of crime novel to nearest $\$5$$5 Frequency
$5$5 $5$5
$10$10 $10$10
$15$15 $17$17
$20$20 $8$8
$25$25 $17$17
$30$30 $10$10
$35$35 $5$5
a

Plot this data as a histogram.

Novel GenresPrice Frequency51015205101520253035
b

Which of the following best describes the data in the graph and table?

Symmetrical

A

Right skewed

B

Left skewed

C

Uniform distribution

D
Easy
1min

How many peaks are there on the graph?

Easy
< 1min

What type of skew does the graph show?

Easy
< 1min
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Outcomes

III.S.IC.1

Understand statistics as a process for making inferences about population parameters based on a random sample from that population.

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