401077 Introduction to Biostatistics, Autumn 2019
Assignment 1 (Due Sunday August 18, 2019)
“When submitting your assignment to Turnitin you are implicitly ticking these statements:
I retain a backup file of this assignment in case the original file is lost or damaged.
I hereby certify that no part of this assignment or product has been copied from any
other student’s workor from any other source except where due acknowledgement is
made in the assignment.
I hereby certify that no part of this assignment or product has been submitted by me in
another (previous or current) assessment.
I hereby certify that no part of the assignment has been written or produced by any
person.
I hereby certify that no part of this assignment has been made available to any other
student.
I am aware that this work will be reproduced and submitted to plagiarism detection
software for the purpose of detecting possible plagiarism. This software may retain a
copy of this assignment on its database for future plagiarism detection.
I understand that failure to uphold this declaration may result in academic proceedings
in line with the UWS Student Academic Misconduct Policy.”
Your name: Zaiba Dabhoiwala
Your student number: 19773155
, Question 1 (6 marks)
a) Handgrip is a continuous variable. It is because it is measured in kilograms which is a
continuous variable and it can also be mathematically manipulated which justifies it to
be continuous.
b) We represent the BMI category in bar graph
as it is a categorical variable and the gaps between the vertical columns represent
categories. Among 120 people, the distribution represents highest number of people
fall under the overweight category.
c) As per the data, the centre of BMI i.e. the mean is 28.2, wherein, 50% has 27.9 which
is closest to the centre. The SD of BMI is quite wide, i.e. 3.7 giving data ranging from
approximately 18 to 44. There is not a clear vision on the shape based on the data
extracted.
Question 2 (6 marks)
a) The centre of handgrip for normal category is
much higher than the overweight and obese category. The range of the normal and
Assignment 1 (Due Sunday August 18, 2019)
“When submitting your assignment to Turnitin you are implicitly ticking these statements:
I retain a backup file of this assignment in case the original file is lost or damaged.
I hereby certify that no part of this assignment or product has been copied from any
other student’s workor from any other source except where due acknowledgement is
made in the assignment.
I hereby certify that no part of this assignment or product has been submitted by me in
another (previous or current) assessment.
I hereby certify that no part of the assignment has been written or produced by any
person.
I hereby certify that no part of this assignment has been made available to any other
student.
I am aware that this work will be reproduced and submitted to plagiarism detection
software for the purpose of detecting possible plagiarism. This software may retain a
copy of this assignment on its database for future plagiarism detection.
I understand that failure to uphold this declaration may result in academic proceedings
in line with the UWS Student Academic Misconduct Policy.”
Your name: Zaiba Dabhoiwala
Your student number: 19773155
, Question 1 (6 marks)
a) Handgrip is a continuous variable. It is because it is measured in kilograms which is a
continuous variable and it can also be mathematically manipulated which justifies it to
be continuous.
b) We represent the BMI category in bar graph
as it is a categorical variable and the gaps between the vertical columns represent
categories. Among 120 people, the distribution represents highest number of people
fall under the overweight category.
c) As per the data, the centre of BMI i.e. the mean is 28.2, wherein, 50% has 27.9 which
is closest to the centre. The SD of BMI is quite wide, i.e. 3.7 giving data ranging from
approximately 18 to 44. There is not a clear vision on the shape based on the data
extracted.
Question 2 (6 marks)
a) The centre of handgrip for normal category is
much higher than the overweight and obese category. The range of the normal and
