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Raj
Questions and answers by
Raj
, page 4
Questions (360)
How to find interquartile range of the distribution?
1 answer
352 views
X follows normal distribution(400,64).Find the inter-quartile range of the distribution.
1 answer
388 views
The random variable X is normally distributed with mean 45 and standard deviation a.Given that P(X>51)=0.288, find the value of
3 answers
937 views
X follows normal distribution(400,64).Find the inter-quartile range of the distribution.
👍 0 👎 0 👁 35 asked by Raj today
6 answers
522 views
The masses of boxes of apples are normally distributed such that 20% of the boxes are heavier than 5.08 kg and 15% of the boxes
4 answers
1,052 views
The random variable X follows normal distribution.P(X<35)=0.2 and P(35<X<45)=0.65.Find mean and standard deviation.
1 answer
447 views
The random variable X follows normal distribution.P(X<35)=0.2 and P(35<X<45)=0.65.Find mean and standard deviation.
Answer as
4 answers
1,257 views
A farmer cuts hazel twigs to make into beam poles to sell at the market.He says that the sticks are each 240cm long but in fact
7 answers
1,246 views
The diameters of bolts produced by a particular machine follow a normal distribution with mean 1.34cm and standard deviation
5 answers
1,495 views
In a normal distribution, 4% of the distribution is less than 53 and 97% of the distribution is less than 65.i.Find the mean and
5 answers
719 views
A machine is used to fill cans of soup with nominal volume of 0.5 litres.The quantity of soup actually delivered is normally
3 answers
621 views
Find the normal approximation of P(X=12) when mean=9.5 and variance=5.89.
1 answer
247 views
On average 1 in 10 of the chocolates produced in a factory are mis-shapes.In a random sample of 1000 chocolates,find the
2 answers
593 views
On average 1 in 10 of the chocolates produced in a factory are mis-shapes.In a random sample of 1000 chocolates,find the
3 answers
880 views
At a particular hospital,records show that each day, on average,80% of people keep their appointment at the outpatient's clinic.
4 answers
635 views
The random variable X is distributed as B(200,0.7).Use the normal approximation to the binomial distribution to find
1 answer
455 views
I have written a program to find the length of last word.Please tell me where I am wrong.
Dim a As String
3 answers
346 views
Find the value of cos(-225).
5 answers
772 views
Given that sinA=2/5 and that A is obtuse,find the value of cosA.
3 answers
371 views
Given that sinA=2/5 and that A is obtuse,find the value of cosA.
👍 0 👎 0 👁 25 asked by Raj yesterday at 4:18am sinA =
2 answers
1,136 views
Given that tan25 degrees =a,express tan205 in terms of a.
3 answers
1,549 views
Find the period of 3tan1/2*x. Also explain me the graph of y=tanx with asymptote and the curves up and down,how they come in
6 answers
585 views
As x approaches or any odd multiple of from the left, y increases; that is, y approaches infinity.Why does it happen? Why is it
1 answer
393 views
.As x approaches or any odd multiple of from the left, y increases; that is, y approaches infinity.Why does it happen? Why is it
1 answer
327 views
Find the period of y=tan(x-30)
1 answer
370 views
Why is there difference between total mass of nucleons and total mass of nucleus? What is meant by total mass of nucleus?
1 answer
302 views
Calculate the binding energy in Mev of carbon-14 nucleus with a mass defect of 0.109736u.
2 answers
681 views
The principal is $1,00,000 and the loan adds 4% interest of the debt and rounds it to nearest 1,000 above month by
1 answer
318 views
The principal is $1,00,000 and the loan adds 5% interest of the debt and rounds it to nearest 1,000 above month by
4 answers
465 views
Howto sketch a graph of y=2sin3x-1 for 0<=x<=360.
1 answer
362 views
t=time
Why is Variance(t-35) and variance(t) equal.
1 answer
389 views
How to draw graph of y=2cos(x+60).
3 answers
701 views
How to draw graph of y=2cos(x+60) for 0<=x<=360
1 answer
328 views
A graph is false zero graph.What does it mean?
1 answer
282 views
There are nine cards each of different colors which are to arranged in a line.These 9 cards include a pink card and a green
4 answers
967 views
The first 2 values in ascending power of x in the expansion of (1+x) (2-x/4)^n are p+qx^2.Find the values of n,p,q.
1 answer
466 views
The first 2 values in ascending power of x in the expansion of (1+x) (2-x/4)^n are p+qx^2.Find the values of n,p,q.
👍 0 👎 0
4 answers
2,149 views
In a restaurant 13% ;customers rated the food as 'poor', 22% of the customer rated the food as 'satisfactory' and 65% rated it
1 answer
409 views
In a restaurant 13% ;customers rated the food as 'poor', 22% of the customer rated the food as 'satisfactory' and 65% rated it
1 answer
406 views
In a restaurant 13% customers rated the food as 'poor', 22% of the customer rated the food as 'satisfactory' and 65% rated it as
1 answer
358 views
In a restaurant 13% customers rated the food as 'poor', 22% of the customer rated the food as 'satisfactory' and 65% rated it as
1 answer
871 views
How to identify if a question has binomial situation or not?
1 answer
409 views
Nine cards are numbered 1, 2, 2, 3, 3, 4, 6, 6, 6.Three of the nine cards are chosen and placed in a line, making a 3-digit
4 answers
503 views
Nine cards are numbered 1, 2, 2, 3, 3, 4, 6, 6, 6.Three of the nine cards are chosen and placed in a line, making a 3-digit
3 answers
886 views
Nine cards are numbered 1, 2, 2, 3, 3, 4, 6, 6, 6.Three of the nine cards are chosen and placed in a line, making a 3-digit
3 answers
903 views
How to draw graph of y=1-x/pi.
1 answer
252 views
Repost
Explain what you've used and why? There are a large number of students in Luttley College. 60% of the students are boys.
5 answers
574 views
Explain what you've used and why?
There are a large number of students in Luttley College. 60% of the students are boys. Students
1 answer
857 views
A farmer finds that the weights of sheep on his farm have a normal distribution with mean 66.4 kg
and standard deviation 5.6 kg.
6 answers
832 views
A farmer finds that the weights of sheep on his farm have a normal distribution with mean 66.4 kg
and standard deviation 5.6 kg.
14 answers
2,084 views
Why does beta particle has different notation of nucleon number in spontaneous decay of tritium vs. beta decay of uranium 237?
3 answers
347 views
Why is electric force more than electric field strength?
1 answer
286 views
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7 answers
392 views
All living things are........... Things.
1 answer
345 views
How are 1-choloro-1-phenylmethane and 4-choloromethylbenzene isomers?
Are 1-chloro-1-phenylmethane and 2-chloromethylbenzene
1 answer
253 views
A taxi cab charges a fixed amount of $1.50 in addition to $0.75 per mile. If Jasmine has $20 with her, what is the maximum
3 answers
1,141 views
Find the nature of the post of the equation x^4+15x^2+7x-11=0
1 answer
268 views
Find the nature of the roots of the equation x^4+15x^2+7x-11=0
5 answers
2,220 views
Two charges +3.2 x 10-19 C and -3.2 x 10-19C kept 2.4 Å apart form a dipole. If it is kept in uniform electric field of
1 answer
289 views
potassium tetrabromo(ortho-phenanthroline)-cobaltate(iii) chemical formula?
1 answer
332 views
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