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Statistical Inference Quiz 2 (JHU) Coursera

Github repo for the Course: Statistical Inference
Github repo for Rest of Specialization: Data Science Coursera

Question 1

What is the variance of the distribution of the average an IID draw of n observations from a population with mean μ and variance σ².

• σ/n

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Statistical Inference Quiz 1 (JHU) Coursera

Question 1

Consider influenza epidemics for two parent heterosexual families. Suppose that the probability is 17% that at least one of the parents has contracted the disease. The probability that the father has contracted influenza is 12% while the probability that both the mother and father have contracted the disease is 6%. What is the probability that the mother has contracted influenza?

(Hints look at lecture 2 around 5:30 and chapter 4 problem 4).

• 17%

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Analysis of the Adverse Health and Economic Impacts of US Storms

Github repo for the Course: Reproducible Research
Github repo for Rest of Specialization: Data Science Coursera

1: Synopsis

The goal of the assignment is to explore the NOAA Storm Database and explore the effects of severe weather events on both population and economy.The database covers the time period between 1950 and November 2011.

The following analysis investigates which types of severe weather events are most harmful on:

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title	author	date
Reproducible Research Project 1	Michael Galarnyk	3/26/2017

github repo for rest of specialization: Data Science Coursera

Introduction

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