Plastic Bags:
We first find the value 0.9750 in the normal table, and get the z-value (1.96) from the corresponding row and column. The 97.5th quantile of the standard normal distribution is 1.96. Statistics Forum. Bureau of Labor Statistics Postal Square Building 2 Massachusetts Avenue NE Washington, DC Telephone: 1-202-691-5200 Federal Relay Service: 1-800-877-8339 www.bls.gov Contact Us resources. 1 in 3 seniors dies with some form of dementia. When the first wave of baby boomers reaches age 85 (in 2031), it is projected that more than 3 million people age 85 and older will have Alzheimer’s. One-third of Americans over age 85 are afflicted with the illness. Typical life expectancy after an Alzheimer’s diagnosis is 4-to-8 years. 1.1 Definitions of Statistics, Probability, and Key Terms 1.2 Data, Sampling, and Variation in Data and Sampling 1.3 Frequency, Frequency Tables, and Levels of Measurement.
Estatistica 3 1 0
- “The average American family takes home almost 1,500 plastic shopping bags a year” (NRDC)
- According to the WorldWatch Institute Around 4-5 trillion plastic bags was created in 2002.
- According to a report in 2004, roughly 80 percent of those bags were used in North America and Western Europe. Every year, Americans reportedly throw away 100 billion plastic grocery bags. (WorldWatch Institute)
- Approximately only 1-3% of plastic bags are recycled every year.
- Millions of dollar per state are spent to properly recycle or dispose plastic bags. (ecowatch)
- We only recycle 50% of the plastics we use. (ecowatch)
- Millions of barrels of oil are used to produce plastic each year in the United States alone. (EPA)
- The average family accumulates 60 plastic bags in only four trips to the grocery store.
- Plastic bags currently dominate commercial package markets. (National Geographic)
- Majority of the plastic bags from petroleum are not bio-degradable and take around 700-1000 years to just break down. (World Counts)
Paper Bags:
- Paper bags are able to decompose in a landfill
- Papers bags take more energy to produce than it take to produce plastic bags.
- Americans use around 10 billion plastic bags each year, which is equal to cutting 14 million tree each year. (Earth911)
- It cost more to produce paper bags than it take to produce plastic bags.
- The recovery rate for paper bags and sacks is around 50% (EPA)
Tote Bags/Recyclable Bags:
- A reusable bag can save over 22,000 bags (ReuseThisBag.com)
- The total distribution of Tote bags has been steadily increasing
- By using a tote bag, it is possible to save spaces that would have been occupied by thin plastic bags instead.
Ez100pu smart card reader. Sources:
![Estatistica 3 1.3 Estatistica 3 1.3](https://image.slidesharecdn.com/exerciciosresolvestatistica-110529180650-phpapp01/95/exercicios-resolv-estatistica-2-638.jpg?cb=1422674278)
Earth911: http://www.earth911.com/home-garden/360-reusable-bags/
EcoWatch: http://ecowatch.com/2014/04/07/22-facts-plastic-pollution-10-things-can-do-about-it/
EPA: http://www.epa.gov/learn-issues/water-resources#our-waters (links refer to a different address, unsure why)
NRDC: http://www.nrdc.org/media/2008/080109.asp
ReuseThisBag: http://www.reusethisbag.com/25-reasons-to-go-reusable.php
World Counts: http://www.theworldcounts.com/stories/interesting-facts-about-plastic-bags
Estatistica 3 1.3
World Watch: http://www.worldwatch.org/node/5565
Plastic Bags: Winzip cnet.
- “The average American family takes home almost 1,500 plastic shopping bags a year” (NRDC)
- According to the WorldWatch Institute Around 4-5 trillion plastic bags was created in 2002.
- According to a report in 2004, roughly 80 percent of those bags were used in North America and Western Europe. Every year, Americans reportedly throw away 100 billion plastic grocery bags. (WorldWatch Institute)
- Approximately only 1-3% of plastic bags are recycled every year.
- Millions of dollar per state are spent to properly recycle or dispose plastic bags. (ecowatch)
- We only recycle 50% of the plastics we use. (ecowatch)
- Millions of barrels of oil are used to produce plastic each year in the United States alone. (EPA)
- The average family accumulates 60 plastic bags in only four trips to the grocery store.
- Plastic bags currently dominate commercial package markets. (National Geographic)
- Majority of the plastic bags from petroleum are not bio-degradable and take around 700-1000 years to just break down. (World Counts)
Estatistica 3 17
Paper Bags:
Estatistica 3 15
- Paper bags are able to decompose in a landfill
- Papers bags take more energy to produce than it take to produce plastic bags.
- Americans use around 10 billion plastic bags each year, which is equal to cutting 14 million tree each year. (Earth911)
- It cost more to produce paper bags than it take to produce plastic bags.
- The recovery rate for paper bags and sacks is around 50% (EPA)
Tote Bags/Recyclable Bags:
- A reusable bag can save over 22,000 bags (ReuseThisBag.com)
- The total distribution of Tote bags has been steadily increasing
- By using a tote bag, it is possible to save spaces that would have been occupied by thin plastic bags instead.
Sources:
Earth911: http://www.earth911.com/home-garden/360-reusable-bags/
EcoWatch: http://ecowatch.com/2014/04/07/22-facts-plastic-pollution-10-things-can-do-about-it/
EPA: http://www.epa.gov/learn-issues/water-resources#our-waters (links refer to a different address, unsure why)
NRDC: http://www.nrdc.org/media/2008/080109.asp
ReuseThisBag: http://www.reusethisbag.com/25-reasons-to-go-reusable.php
World Counts: http://www.theworldcounts.com/stories/interesting-facts-about-plastic-bags
![Istatistica 3 1 Istatistica 3 1](https://dl1.cbsistatic.com/i/2018/05/14/68cb5291-566f-473f-b352-f661fb88a81f/dab529d9d608b1b416a7b89d29bce5ee/imgingest-5472085798273982212.jpg)
World Watch: http://www.worldwatch.org/node/5565