Recent content by toothpaste666

Hey everyone I am using GIT with netbeans to push projects to my bitbucket. The problem is I think I somehow accidentally set it so that it commits my entire workspace. What I mean by this is when I try to push one of my projects to one repository it pushes all of them instead of just the one I...

Hello everyone. I am a computer science and applied math double major. I want to get involved in an open source project so I can gain experience and so I have something to show potential employers that I worked on. I just created a GITHUB account and I am not an expert at using it, nor have I...

Thank you everyone I just want to test the subscript feature an-1

Homework Statement a) Find a rec. rel. for an, the number of sequences of length n formed by u's, v's, and w's with the subsequence vv not allowed. b) Repeat part a) but now with the requirement that there is no subsequence uwv. The Attempt at a Solution a) the first letter in the sequence can...

I apologize. This is the first stats class I have taken, so I wanted to make sure I understand the differences between all the different cases and that I am using the correct statistic for the correct problems. It is because I am reviewing for a final. I won't post any more hypothesis testing...

thank you

oops yes you are right. thank you

Homework Statement A national safety council wishes to estimate the proportion of automobile accidents that involve pedestrians. How large a sample of accident records must be examined to be 99% certain that the estimate does not differ from the true proportion by more than 0.03? Answer the...

ok I was looking at the wrong chapter of my book. It is a large sample so we use the statistic H0 : p = p0 H1 : p ≠ p0 Z = (x-np0)/sqrt(np0(1-p0)) = (258 - 505(.46))/sqrt(505(.46)(.54)) = 2.29 we reject H0 if Z > zα/2 or Z < -zα/2 zα/2 = z.1/2= z.05 = 1.645 Z > zα/2 so we reject the null...

Thank you. hopefully the assumption that the populations are normal doesn't cause me too much trouble

Homework Statement The deterioration of many municipal pipeline networks across the county is a growing concern. An article stated that the fusion process increased the average tensile strength. Data on tensile strength (psi) of linen specimens when a certain fusion process was used and when...

Homework Statement In June 2010, chemical analyses were made of 85 water samples (each of unit volume) taken from various parts of a city lake, and the measurements of chlorine content were recorded. During the next two winters, the use of road salt was substantially reduced in the catchment...

thanks

Homework Statement The following are the number of sales which a sample of nine salespeople of industrial chemicals in California and a sample of six salespeople of industrial chemicals in Oregon made over a certain fixed period of time. California: 59, 68, 44, 71, 63, 46, 69, 54, 48 Oregon...

Homework Statement From extensive records it is known that the duration of treating a disease by a standard therapy has a mean of 15 days. It is claimed that a new therapy can reduce the treatment time. To test this claim, the new therapy is to be tried on 70 patients and their times to recovery...