April 19, 2014

Posts by Penelope

Total # Posts: 32

Thank you sooo much!!

The ratio of men to women at a lecture is 2 to 5. A total of 63 people are at the lecture. How many are men? Explain how you found your answer,

A car starts from rest and travels for 5.9 s with a uniform acceleration of +1.2 m/s2. The driver then applies the brakes, causing a uniform acceleration of -1.7 m/s2. The breaks are applied for 1.70 s.

college statistics
I am having a bit of trouble with the top half of the questions. I have an answer below for questions 5-10, is there anyway you can check those answers and help me with the rest I am having trouble with. Thank you. 1. The area to the right of 1.93 under Student's t-curve w...

college statistics
I am having a bit of trouble with some of the questions. Some of the ones I put below have an answer, is there anyway you can check the answer and help me with the rest I am having trouble with. Your sociology teacher claims that 60 percent of American males are married. You b...

college stats
Again sorry for all the questions. please help, I am not good at stats and find these questions very difficult. I would appreciate an explanation if possible. 1.What is the sample average? 2.What is the SD of the box? 3.What is the number of draws from the box (the sample size...

Stats ()
Coal is carried from a mine in West Virginia to a power plant in Pittsburgh in hopper cars on a long train. The automatic hopper car loader is set to put 75 tons of coal into each car. The actual weights of coal loaded into each car are normally distributed with an average of...

college stats
Sorry for all the questions, I really need help and an explanation so I can fully understand. I really appreciate everything. Thank you. In a random sample of 519 judges, it was found that 285 had an introvert personality type. Construct a 95% confidence interval for the actua...

College stats
Please help, I would appreciate an explanation on how you got the answer so I can understand it, being that I am so confused. The Denver Post stated that 80% of all new products introduced in grocery stores fail (are taken off the market) within 2 years. A grocery store chain ...

college stats
help please!!! 1. The average number of bumped passengers per day on FliRite Airlines is 2.47 with a standard deviation of 1.75. For a random sample of 40 days, what is the chance the average number of bumped passengers in the sample is between 2 and 2.75? a. About 91% b. Abou...

college stats
I am having a lot of trouble with these questions can anyone help me please. 2. On September 2, 2004, a Dan Jones poll based on a random sample of 408 Salt Lake County residents reported that 26% of the respondents thought that Mayor Nancy Workman should resign. Find a 95% con...

stats college
Which of the following confidence intervals will be the widest? a. 90 percent b. 95 percent c. 80 percent d. 98 percent

ocho rios primary school

Use the Evaluation Theorem to find the exact value of the integral ç 7 1 1/5x(dx)

A committee, which consists of two mathematicians and three scientists, will be formed from four mathematicians and six scientists. How many possible committees can be formed if : a. any of the mathematicians and scientists are included? b. one particular scientist must be in ...

A chord of a circle 38.8 cm long is subtended by a 150 degree central angle.Calculate the radius of the circle.

historical globalization $ imperialism grade 10
Eurocentric comes from the words Europe and centre. Meaning that people considered Europe being in the centre and the centre of everything. So a eurocentric attitude would mean an attitude which includes thinking that Europe is superior and the central power of everything. Als...

history grade 10
No they shouldn't. Take the Roman Empire for example, even though it is not colonial imperialism, it was able to maintain and support its huge empire for such a long period of time because it didn't challenge anyone's cultural beliefs and religious practices. This ...

how do you factor 49y^2 - 4x^2 ?

If tn = n2 + 1, n ≤ 1, show the first four terms of the pattern. so far i got 2 1 0 -3. but it marked it wrong..and i don't know why

Algebra 2
Ln 4 r^2 =3

World history
D. The Spaniards had important alliances with other indigenous peoples who were enemies of the Aztecs. The most notable of these alliances was with the Tlaxcalans.

the longest lived radioactive isotope yet discovered is the beta-emitter has been determinded that it would take 2.4 x 10^21 years for 99.9% of this isotope to decay. write the equation for this reaction, and identify the isotope into which tellurium-130 decays.

How do you find the discount of Regular Price $38 Discount 10%

what is a diphong?

EVENT PROBABILITY First set of O- rings function correctly and second O-ring functions correctly .7552 First set of O-rings malfunction and second O-ring functions correctly .1138 1st set of O-rings function correctly and 2nd O-ring malfunctions .1138 1st set of O-rings malfun...

easy, the answer....... i dont no.

what is a group of people captured and taken to Babylon by the Chaldeans?

8O how can u do that kind of math?! im good but not that good!!

ya wat list?

Which of following is not equivalent
Which of the following is not equivalent? Lymph Plasma Interstitial fluid Blood I chose Interstitial Fluid, Am I correct? Blood is the least alike

where or what part of brain does consciousness reside? I've looked online but mostly just journal articles and so forth. HELP! thank you so much!

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