CS150 HW2
Set 1/26
Due 2/7
* If you are using an international edition of the textbook,
* please double check page and exercise numbers to make sure
* you are solving the correct questions.
Q1 [10 pts] P.79 (P. 80 in the 2nd ed)
Ex.2.5.2.
Q2 [10 pts] P.91
Discussion 1
Qi Gao
January 19, 2017
Discussion 1
Qi Gao
Jan. 19, 2017
Exercise 1
1.1 Create a vector which contains the values in the first column called Z.data
Values in the first colum are:
# [1]
1
1
2
2
3
3 -2 -2
1.2 Display all the values of Z.data t
Assignment No 1
Prepare summary Report after constructing Questionnaire with analysis
Question # 1
Are most of the boys born in the month of April and November?
Table 1
What is your birth month?
April
What is your sex?
male
November
1
Interpretation:
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EX: From page 21 — low altitude particulate matter
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1.3 Graphical Summaries
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Bayes' Rule
Start with conditional probability:
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Now use multiplication rule:
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This is Bayes’ Rule. We can use the law of total probability in the denominator:
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The mean is usually given by Z X
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If the probability of an event is based lpnr-l' o-P ﬁe San/1‘
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