maths assignment
Topics: Median, Male / Pages: 10 (1039 words) / Published: Aug 6th, 2014

TASK 1: GETTING A HAND ON DATA
ORGANISING YOUR DATA:
A. Summarise your results in a table.
Name
Age
Writing Hand R/L?
Writing hand angle
Non-writing hand angles

Right (√)
Left (√)

Zac Taylor
15


50o
50o
Eric Na
17


55o
52o
Damian Bielinski
15


49o
48o
Ashley Vandenput
15


47o
50o
Tolga Pasin
15


50.5o
53o
Corey Evans
15


52o
50o
Romy Abbott
14


50o
53o
Candice Shadford
15


45o
54o
Jess Dayus
14


50o
55o
Joel Dayus
11


49o
55o
Myriam Dayus
42


58o
45o
Toby Abbott
16


53o
52o

B. Arrange your data in numerical order.

C. Calculate the five number summaries and summarise this information in a table.

D. ANALYSING THE DATA:
a) Select three (3) categories from those above and construct parallel box plots from your five number summaries.
b) Provide printouts of the three parallel boxplots.

E. Write a 300 word (approx) detailed analysis of the parallel boxplots.
Twelve people were tested on the angles of their writing and non-writing hand. These people aged through from eleven (11) to forty two (42), the data obtained was put into tables and a box plot diagram. A box plot is a diagram used to represent the range, median and quartiles of a set of data values. The difference between males and females will be compared, along with the shape of distribution of the diagram and the range. The three sets of data that were chosen to compare were the writing hand, males writing hand and females writing hand. These three were chosen as they all have a similar topic (writing hand) and will be easily compared and contrasted in regards to correlations between gender and the angles of writing hands.
The first box plot is almost double in length than the other two; this is because it had the data from both males and females rather than one or the other like the other two. It also had a large range, though the upper and

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