Homework 6; Stat 527
Aaron Gonzales
November 21, 2013
1
1
PARALLAX
Parallax
The following determinations of the parallax of the sun (the angle spanned by the earths radius as if it were viewed and measured
from the suns surface) were made in 1761 by noted
AdvancedDataAnalysis(STAT527)
Homework2,20130924
AaronGonzales
Part1:
Problem1)Precipitation
(a) (10 pts) Obtain histograms and boxplots of unseeded days. Describe the distributions. Why is this
shape almost certain to occur here?
>qplot(x=1,y=cloudseedDa
Stat527Homework1
AaronGonzales
Problem 1  Precip
AStemandleaf,histogram,andboxplotforprecipdata:
Stemandleaf:
#stem and leaf plot
stem(d1$Precip)
The decimal point is 1 digit(s) to the right of the 
0
2
4
6
8





29
35556
25
39
1
Histogram:
[Typet
Homework 3; Stat 527
Aaron Gonzales
October 8, 2013
1
(a)
Problem 1: Cloud Seeding
"Carefully check the assumption of normality on the original scale using normal scores
plots, and both tests discussed in class for a formal test of the normality assumptio
Homework 5; Stat 527
Aaron Gonzales
November 4, 2013
1
1
PROBLEM 1: REM AND ETHANOL
Problem 1: REM and Ethanol
REM with ethanol treatment: An experiment was designed to investigate whether rapid eye move ment (REM) sleep time depends
on the amount of eth
Homework 7; Stat 527
Aaron Gonzales
November 21, 2013
1
1
(10 PTS) ET
(10 pts) ET
A 1997 survey conducted by M.I.T. reported that 16% of the 1,014 adults surveyed would be willing to
support tax hikes to nd extraterrestrials.
(a)
(5 pts) Find a 95% CI fo
Homework 8; ADA1 / Stat 527
Aaron Gonzales
December 10, 2013
1
(50PTS) GAS MILEAGE AND AUTOMOBILE HORSEPOWER
Part I. (80 points) Do all calculations in R. All R code for the assignment should be included with the part
of the problem it addresses (for code