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Find population Pn=100, for sampling distribution of proportions for sample of defective parts of n=100? Find standard deviation of sampling distribution Opbar for n=100?
Poss results illustrates that 300 of those polled intend to cast the ballot. If he really has 55% of vote. Find probability of getting sample outcome of size or large.
Find probability that sample average will be greater than 90 lb? Find probability sample average will be between given values 95 and 105 lb?
Determine mean,u, and variance o squared x of the distribution? For sample size 3, ie n=3, find all possible sampling outcomes for average value X bar.
The reed sticks one foot out of surface of the 10 foot square pond. If you pull reed to edge of pond, it just touches edge. How deep is pond?
Develop the sum-of-minterms representation for boolean function G(x,y,z) = y' + x . z' + y . z ...No minterm must be appear more than once in final result. The symbol ' denotes negation and . denot
The urn has 3 red balls and 2 white balls. The ball is drawn, then replaced. Compute probability that white ball will be drawn 4 times in row.
The card is selected at random from ordinary deck of 52 carsd. Find probability that it is either ace or a spade? If the interger between 1 and 1000, inclusive, is selected at random, find probability
Now let basis {v1,v2} where v1 is unit vector on line L and v2 is unit vector on line perpendicular to L. Determine matrix of orthogonal projection onto L in basis {v1,v2}.
If there initially are 60 grams of chemical A and 90 grams of chemical B and no chemical C, write the differential equation explaining amount of chemical C which will be present minutes after reacti
Find probability of given events. (i) red marble is drawn first followed by the white marble. (ii) White marble is drawn first followed by the white marble.
Assume you have 30 books(15 novels, 10 history books, and 5 math books). Suppose that all 30 books are different. In how many ways you can get the bunch of 4 books to give to the friend?
Describe direct write-off method of accounting for uncollectable receivables. Describe allowance method of accounting for uncollectable receivables.
The additional vector w is thrown into set to make it {v1,...,vk,w}. Is new set linearly independent, linearly dependent, or is it impossible to tell?
If the balance increased by 5% during first half of year and by 3% during second half, determine the balance at the end of the year?
Assume we want to find the nonzero vector v in R3 which lies in intersection P=P1 interection with P2. Write the method for solving problem by reducing it to computation of QR factorizations of three
Determine the non-constant solution of y"-xf(x)y'+f(x)y=0 by inspection. use the answer to find general solution. Create the second order linear homogeneous ODE having basis {x^m, x^n}.
The engine is operating at 38% efficiency. If we suppose that it is operating at the 60% of Carnot ideal and that its TC is 280 °F, find TH? Determine temperture of TH?
If 70°F should be maintained inside find power output requirement for heating system suppose minimum outdoor temperature will be -20°F. Suppose no heat lost through floors.
Suppose its heating source is 65% efficient. How much money saved on the annual basis suppose that natural gas price is $0.65/therm by increasing to R- 12?
The building has 25 windows each with 8 ft2 area. The U-value is 0.4 Btu/(hr ft2°F). In the region with 7000 heating degree days annually, find the annual heat loss.
he air conditioning system requires to bring air at 73 °F and 80% relative humidity (17 g water/kg air is saturated) to 55 °F at 100 % relative humidity (10 g water/kg air is saturated) at t
Determine the polynomial of form a + bx + cx2 that passes through points (1,0), (2,1) and (3,1). Illustrate that given any three points P, Q and R in R2, no two of which are vertically aligned.
Illustrate that inverse of the elementary matrix is also the elementary matrix. Illustrate that the matrix is invertible if and only if it can be written as the product of elementary matrices.
Derive from part (i) that for all n in N, there exist n consecutive positive integers which are not prime, that is, set of prime integers has arbitrarily large gaps.