Homework #1
Instruction: You need to show the detailed process to reach your answers.
Q.1 (20 points) Exercise 2.7 on page 19 of the textbook.
Q.2 (40 points) Exercise 4.5 on page 94 of the textbook.
Replace the questions a and b with the following questions.
a. Define the variable given in the data.
b. Draw a histogram using the given data.
c. Compute the mean using the Excel Table 3.2.1 given in Week #3 lecture. You must
submit the Excel table by pasting the content of the Excel table inside the Word file. DO
NOT SEPARATELY SUBMIT THE EXCLE TABLE.
d. Compute the standard deviation using the Excel Table 3.3.1 given in Week #3 lecture.
You must submit the Excel table by pasting the content of the Excel table inside the Word
file. DO NOT SEPARATELY SUBMIT THE EXCLE TABLE.
Q.3 (10 points) Exercise 6.60 on page 178 of the textbook.
Q.4 (10 points) Exercise 6.77 on page 179 of the textbook.
Q.5 (20 points) Exercise 7.115 on page 231 of the textbook.
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