Thursday
December 12, 2013

# Posts by carolyn

Total # Posts: 139

physics
Which of the following is true of inertia? a. It is described in Newton's first law of motion b. It is a property of motion c. It is measured by weight d. all of the above

astronomy
Assume that the mass of a sun-like star is 2.50 x 10^5 Earth masses and that its radius is about 101.0 times that of Earth. The density of Earth is about 5,500 kg/m^3. What is the density of this star?

Statistics
A quality control inspector wants to estimate the mean inside diameter of the washers produced by a certain machine. A preliminary sample indicates that the inside diameters have a standard deviation of 0.30 millimeters. What sample size does he need to estimate the mean to wi...

statistics
The number of grams of carbohydrates in a 12-ounce serving of a regular soft drink is listed here for a random sample of sodas. Find the 99% confidence interval for the mean number of carbohydrates in all brands of soda. 48 37 52 40 43 46 41 38 41 45 45 33 35 52 45 41

statistics
The following data set gives FICO credit scores of a sample of 40 mortgage applicants to a local bank. (Note that the scores are in increasing order for your convenience.) 444, 497, 502, 517, 532, 559, 568, 598, 611, 636, 637, 657, 681, 681, 693, 698, 701, 708, 711, 713, 714, ...

statistics
I need help with p for a hypothesis test for normal distribution.

Math
two times the sume of 3 and y amounts to 24

Algebra
A.Driving from El Paso to San Antonia on a bus ...560 miles traveling at avg speed of 60 miles per hr how do I make a graph with the time & distance. B. have to estimate distance bus tvls in 2 hrs...2 3/4 hrs...3.5 hrs...7.25 hrs.. C.need to describe in words a rule you can us...

Science
The site you referred me to is useless when you don't know how to do this kind of math. Thnaks for your help though,

Science
This is all the information I have that is in the question given to me. The speeds are all most probable particle speed ms & Average particle speed ms.

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