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ITEC3040 Introduction to Data Analytics

I need help with a Data analytics quiz today, it will comprise of about 5 to 7 questions,I have attached a sample of the questions to expect in the quiz,I have also attached the assignments we did and it\'s solutions for you to study as many related questions might be coming from there

a. Brightness as measured by a light meter. Continuous, ratio
b. Brightness as measured by people’s judgments. Discrete, ordinal

2. Use your own word to describe the followings:

1)  graphically display 5 number summary: the minimum, maximum, median(Q2), first quartile(Q1) and third quartile(Q3)

2) possible outlier: the attribute wt has 1 possible outlier

3) the dispersion of 2 attributes

4) distribution about 2 attributes: both are not symmetrically distributed, some what negatively skewed

3. Textbook, page 81, 2.6

a.  Compute the Euclidean distance between the two objects.

b. Compute the Manhattan distance between the two objects

|22 − 20| + |1 − 0| + |42 − 36| + |10 − 8| = 11.

c. Compute the Minkowski distance between the two objects, using h = 3.

d. Compute the supremum distance between the two objects.

Max (|22 − 20|, |1 − 0|,  |42 − 36|, |10 − 8|), therefore, it is 6