Recent content by HalcyonStorm

Homework Statement For an assignment, I'm required to design three water bottle using 3 different polynomial functions. I've used a linear, quadratic and cubic. The first bottle needs to be 600ml, the second 300ml, and the third 1L. In order to 'create' the bottles, we are to calculate the...

Hello. I am currently investigating the relationship between the thickness of insulation and the temperature of the system being insulated. The material I used was card - not a common insulator, I know, but the variable in question was thickness. What I found was most interesting: for the first...

Homework Statement I need to fit a model to some data, where y = systolic blood pressure and x = time in weeks. The problem is, all of the 'usua' trendline options on Excel produce awful R squared values. Is there some other method I can do to fit a different sort of model that would be...

Thanks for your response! Would it be safe for me to assume that (from y= mx + c), k is equal to m and A0 is equal to c?

Homework Statement Using a data logger, I have collected data for two cooling cups: the temperature (c) at 1 second intervals. My task was to model this data using two methods. "METHOD 1: Use EXCEL or the regression analysis capability of your graphic calculator" "METHOD 2: Find the...

Sorry for the late response guys, I was at school. I managed to figure it out before the lesson, I got it right :). Thanks anyways.

What is the temp. of dry air if the speed of sound is 339 m/s? I have been using this formula: v = 331 x (temp./273 + 1) I've tried for at least 2 hours and cannot get the answer. Please help me.