Posts by tristen

Total # Posts: 17

Math
-3n = 10-2n

Math
106

college us history to 1877
you need to compare and Contrast the New England, Southern and Middle colonies using geography including a appraisal of a geographic perspective that considers physical and cultural processes as they effect the areas, population, reason for coming to America, religion, and ...

college us history to 1877
i could use some good websites with information on this topic

college us history to 1877
compare and Contrast the New England, Southern and Middle colonies using geography including a appraisal of a geographic perspective that considers physical and cultural processes as they effect the areas, population, reason for coming to America, religion, and economy.

statistics
1. A random sample of 100 computers showed a mean of 115 gigabytes used with a standard deviation of 20 gigabytes. What is the standard error of the mean?

statistics
11. A local health care company wants to estimate the mean weekly elder day care cost. A sample of 10 facilities shows a mean of \$250 per week with a standard deviation of \$25. What is the 90 percent confidence interval for the population mean?

1 - 3

math
I am a number between 400 and 500. My ones digit is 3 more than my tens digit. The sum of my digits is 13. What number am I?

science
i am studing about seafloor spreading rate i need to know how to calculate the average age and distance for this pair of peaks 12.5 & 11.0

this year spring parade has a marching band, pairs of dancers, a float with jugglers, a dozen circus clowns, a girl scout troop a boy scout pack, and a championship football team. Directions: Read the description of each group carefully and decide how many are in each group ...

physical science
15 joules of work are done by forces other than gravity in taking an object from a position 3 m above the ground to a position 8 m above the ground. what is the change in the gravitational potential energy of the object?

College Physics
The three bodies in the figure each have the same mass. If one of the bodies is moved 11.3 cm in the positive x-direction, by how much does the center of mass move?