Question

5. Use the data set given below to answer these questions: (24 marks) Income 52.1 49.3...

5. Use the data set given below to answer these questions:
Income
52.1
49.3
48.9
44.4
53.5
48.0
49.2
50.6
53.2
43.7
46.9
45.5
50.1
48.1
52.7
49.5
44.5
52.0
51.1
54.9
54.0
54.2
44.2
47.2
51.9
52.8
52.3
53.6
44.2
38.4
a. What is the sample mean of the variable Income?
b. What is the sample median the variable Income?
c. Find the range of Income.
d. Find the sample standard deviation of Income.
e. Compute the first and third quartile of Income
f. What is the IQR for Income?
g. Give the five-number summary for Income.
h. Use the IQR rule to determine whether there are outliers for Income.
Math   Statistics-And-Probability   
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