1.23
1.36
A) Its more effectively viewed on an individual basis because, viewing it by a single
persons emissions give us a better sense of the regions outputs without the bias of the size
of a country. In this way we can compare two very different countr
Prof. Jun Lu, Dept. of Math/Stat
Stat 202, Sec.10, Spring 2013
Department of Mathematics and Statistics
STAT-202 Basic Statistics, Session 10, Spring 2013
Instructor:
Jun Lu
Tel: (202) 885-3042
Office:
Gray 201
Email: [email protected]
Office Hours: M,W: 2:
Lab Assignment 7
Stat 202, Basic Statistics, Sec.10, Spring 2013
T-statistic for 2 independent samples, and
Large-sample inference for population proportion
Due: Thursday, April 18
Goals: 1. Use t-statistic to construct CI and conduct tests of the differe
Lab Assignment 2
Stat 202, Basic Statistics, Sec.10, Spring 2013
Randomization and Randomized Sampling
Due: Thursday, February 7
Goals: Use Statcruch to conduct randomization and randomized sampling
In a clinical trial, 624 patients signed the consent for
Lab Assignment 6
Stat 202, Basic Statistics, Sec.10, Spring 2013
T-statistic and statistical inference for 1 population mean
Due: Thursday, April 10
Goals: Use t-statistic to construct CI and conduct tests of significance for 1 population mean
1. The dist
Lab 2
Noah Parrish
Goals: Use Statcruch to conduct randomization and randomized
sampling
In a clinical trial, 624 patients signed the consent forms and are
qualified for the study. The study needs 90 patients. There are three
treatments (A: placebo, B: lo
Stat 202, Basic Statistics, Homework 3
Sec. 10, Spring 2013
Due: Thursday, Feb. 7
The following exercises are from 2.2
Use Statcrunch to make the scatter plot and to compute correlation. For correlation, use
StatSummary StatCorrelation.
Exercise 2.43
Exer
Homework 3
Noah Parrish
2.43
Correlation between PercentAlcohol and Carbohydrates is:
0.28728846
2.44
a) Correlation between Carbohydrates and PercentAlcohol is:
0.4184595 when the outlier is removed.
b) The possible outlier is likely some sort of non-alc