Richelle
Most popular questions and responses by Richelle
statistics
A recent survey showed that among 675 randomly selected subjects who completed 4 years of college, 138 smoke and 537 do not smoke. Determine a 95% confidence interval for the true proportion of the given population that smokes.
asked on March 29, 2015 
mathematics
What is the solution for this? The surface area of a sphere varies in direct proportion to the square of its radius. If a sphere of radius 6cm has a surface area of 452 square cm, find, to the nearest mm, the radius of a spherewith the surface area 1000
asked on October 29, 2011 
Pre calc
A farmer with 2000 meters of fencing wants to enclose a rectangular field that borders a barn. If the farner does not fence the side along the barn, what is the largest area that can be enclosed?
asked on October 30, 2014 
Statistics
College officials want to estimate the percentage of students who carry a gun, knife, or other such weapon. How many randomly selected students must be surveyed in order to be 94% confident that the sample percentage has a margin of error of 2 percentage
asked on March 29, 2015 
Math
What is the smallest 5 digit even number that can be formed with the digit 091 and 6
asked on November 15, 2016 
COM 155
Write 2 paragraphs about how interest rates affect our purchasing descisions. Identify the topic sentence by underlining it. Interest rates is the price that the lender sets for the borrower to pay as a fee to borrow money. Depending on whether or not
asked on May 27, 2011 
algera 1
lucy makes and sells photo albums her monthly expenses are 600$ plus 2$ for each album she sells. her income for each album sold is 10$ the inequality belowcan be used to find the least number of albums lucy should see so that her income is greater than
asked on November 16, 2011 
college
Explain how the U.S. became involved in the politics of Southeast Asia
asked on November 21, 2010

comp
As our family was paying off my student loans, we were contemplating buying a new home. I will be paying off my accrued interest while still in college so that the interest won't increase.
posted on April 24, 2011