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For which one of the following reactions is ΔrxnH° equal to the heat of formation (ΔfH°) of the product?
Find the Maclaurin series for the function"f(x)=\\sqrt{(x^2+2-x)^5}"and its radius of convergence.
A researcher claims that adult hogs fed a special diet will have an average weight of 200 pounds. A sample of 10 hogs has an average weight 198.2 pounds and standard deviation of 3.3 pounds. At a= 0.05, can the claim be rejected? Also, find the 95% confidence interval of the true mean?
a beam of particles strikes a wall containing 2x10^29 nuclei per m^3 .each nucleus behaves like a sphere of radius 3x10^-15 m.find the thickness of a wall that exactly half the particles will penetrate without scattering .what thickness would be needed to stop all but one particle in 10^6?
XY company claims that their lightbulb can last for 6,000 hours. 24 samples were tested, and the average lifespan is 5600 hours with a standard deviation of 300. is there a convincing evidence that the XY lightbulbs cannot last for 6,000 hours?
a) formulate the null and alternative hypothesis
b) determine what test statistic to use
c) calculate the test statistic value
Determine the appropriate test statistic to be used in the given statements. And then, make an inference by following the steps in testing hypotheses.
Coca-Cola produced 1.5 liters of soda. The production department reported that the standard deviation of the bottle is 0.7 liter. The quality control department conducted a random checking on the content of the bottles and obtained 1.45 liters from 100,1.5 liters bottles. Test if there's enough evidence that the average amount in bottles is different from the standard 1.5 liters. Use a 5% level of significance.
Sexual reproduction,on the other hand, permits ________ of traits to arise from the contributions of multiple different ancestor
A researcher is conducting a study on the average time consumed by HS students in playing mobile games. A sample of 50 HS students has an average of 200 minutes. Test the null hypothesis that the average time consumed by students is 240 minutes with a population standard deviation of 20.
a) formulate the null and alternative hypothesis
b) determine what test statistic to use
c) calculate the test statistic value
the sun has an orbital speed of about 220kms^-1 around the centre of the galaxy whose distance is 28 000 light years .estimate the total mass of the galaxy in solar masses
Write a program in which inheritance and other oop concepts are used.
You have to write code in which we will get the output of quiz test.
Player enter the name and roll no and quiz test will start
You should use fstream and question will be in in .txt file
( The question you copied are as follow
1.WHEN COMPUTER WAS FIRST INVENTIONED?
a.1822
b.1823
c.1834
d.1922
a
2.WHO kILLED PRESEDENT BENOGIR VUTTO?
a.nawaz shrif
b.pervase
c.non of them
d.political leder
c
3.WHO IS THE CAPTAIN OF BANGLADESH CRICKET TREAM?
a.asharaful
b.murtaja
c.rafiq
d.aftab
a
4.WHAT IS OUR NATIONAL GAME?
a.cicket
b.football
c.hadodo
d.badminton
c
5.WHO IS NOW CHIEFJUSTICS IN BANGLADESH?
a.yeaz uddin
b.moin
c.jalil
d.fakhar uddin
d
6.WHO IS THE PRIME MINISTER OF INDIA?
a.sonia gundi
b.rajib gundi
c.autol biharipal
d.pervase
c
7.WHAT IS THE DATE OF SIDDR ORCUS?
a.16th nov
b.17th nov
c.18th nov
d.20th n0v
a
8.WHEN WILL BE THE NEXT WORLD CUP CRICKET?
a.2011
b.2012
c.2009
d.2008
a
)
20 marks
