Saturday
October 25, 2014

Posts by anahi


Total # Posts: 14

statistics
During the first 13 weeks of the television season, the Saturday evening 8:00 P.M. to 9:00 P.M. audience proportions were recorded as ABC 29%, CBS 28%, NBC 25%, and independents 18%. A sample of 300 homes two weeks after a Saturday night schedule revision yielded the following...
October 9, 2014

Science
cancer
October 9, 2014

statistics
During the first 13 weeks of the television season, the Saturday evening 8:00 P.M. to 9:00 P.M. audience proportions were recorded as ABC 29%, CBS 28%, NBC 25%, and independents 18%. A sample of 300 homes two weeks after a Saturday night schedule revision yielded the following...
October 9, 2014

statistics; emergency please help me
During the first 13 weeks of the television season, the Saturday evening 8:00 P.M. to 9:00 P.M. audience proportions were recorded as ABC 29%, CBS 28%, NBC 25%, and independents 18%. A sample of 300 homes two weeks after a Saturday night schedule revision yielded the following...
October 8, 2014

economics 2
During the first 13 weeks of the television season, the Saturday evening 8:00 P.M. to 9:00 P.M. audience proportions were recorded as ABC 29%, CBS 28%, NBC 25%, and independents 18%. A sample of 300 homes two weeks after a Saturday night schedule revision yielded the following...
October 8, 2014

emergency please help me!!!
I posted some questions just about an hour ago. I really need help please help me.
September 23, 2014

statistics 7
Home values tend to increase over time under normal conditions, but the recession of 2008 and 2009 has reportedly caused the sales price of existing homes to fall nationwide (BusinessWeek, March 9, 2009). You would like to see if the data support this conclusion. The file ...
September 23, 2014

statistics 3
An airline promotion to business travelers is based on the assumption that no more than two-thirds of business travelers use a laptop computer on overnight business trips. 1. What is the sample proportion from an American Express-sponsored survey that found 365 of 543 business...
September 23, 2014

statistics 2
In Hamilton County, Ohio the mean number of days needed to sell a home is 86 days (Cincinnati Multiple Listing Service, April, 2012). Data for the sale of 40 homes in a nearby county showed a sample mean of 80 days with a sample standard deviation of 20 days. Conduct a ...
September 23, 2014

statistics 1
A study found that, in 2005, 12.5% of U.S. workers belonged to unions (The Wall Street Journal, January 21, 2006). Suppose a sample of 400 U.S. workers is collected in 2006 to determine whether union efforts to organize have increased union membership. Formulate the hypotheses...
September 23, 2014

statistics; emergency please help me
Air travel is probably not as fun as it used to be. Airlines have increased fares, reduced seat size, and now charge fees for everything from luggage to early boarding. Airlines can be fined by the federal transportation agencies for various "infractions". One issue ...
September 13, 2014

math
Suppose you had d dollars in your bank account. You spent $9 but have at least $40 left. How much money did you have initially? Write and solve an inequality that represents this situation.
April 15, 2012

math
find the fractions with common denominators for each pair 3 5and 1 4
April 4, 2012

5th grade
how a language has help fight for a cause
December 8, 2008

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