Let the probability density of population X be f (x; θ) = e ^ - (x - θ), when x > = 0; f (x; θ) = 0, X
Your density function is wrong. The integral is not equal to 1
RELATED INFORMATIONS
- 1. Let the probability density of the population X be f (x, θ), where θ has unknown parameters, and E (x) = 2 θ, x1, X2 Xn is a sample from population X - x is the sample mean value, CX & # 175; is the unbiased estimate of θ (Cx - is the mean value of C multiplied by x), then what is the constant C equal to
- 2. When n is odd, the nth power of 2 * 7 and the nth power of 3 is the nth power of =? (- 42) The nth power of 2 * the nth power of 7 * the nth power of 3 divided by the nth power of (- 42)
- 3. ① The power of (x) = / 178 + 1
- 4. 2/1*4/3*6/5*8/7*.(2n)/(2n-1)>√(2n+1)
- 5. Fill in the eight vertices of a square with the eight numbers of - 1, - 2, - 3, - 4, - 5, - 6, - 7, - 8. Each vertex can only fill in one number, so that the sum of the four vertices on the six faces of the square is equal
- 6. What does 1 + 3 + 5 + 7 + 9. + (2n-1) equal According to 1 + 3 = half (1 + 3) × 2, 1 + 3 + 5 = half (1 + 5) × 3
- 7. 1 + 3 = (1 + 3) * 2 / 2; 1 + 3 + 5 = (1 + 5) * 3; 1 + 3 + 5 + 7 = (1 + 7) * 4 / 2 ', (2n-1) is equal to? a n*n b (n+1)*(n+1) c (1+n)*n/2 d (n+1)*n/2
- 8. lim n→∞ [(n+1)^4/5^(n+1)]/[n^4/5^n] Why is it equal to 1 / 5,
- 9. Calculate LIM (a - 2 + a - 4 +...) +a⌒2n)/(a+a⌒2+a⌒3+… +a⌒n)
- 10. How to find the sum function of (n = 1, ∞) Σ n * x ^ (n-1) power series? I think the answer is 1 / (1-x). Why is 2n missing?
- 11. How to find LIM (x → 0 +) [(x ^ x-1) / xlnx]?
- 12. What is the limit of xlnx + X when x tends to zero
- 13. If the quotient of natural number a divided by natural number B is 9, then the greatest common factor of a and B is () reason
- 14. m. N is a non-zero natural number, m × 25 of N & lt; m, m × 22 of N & gt; m, find the value of n!
- 15. There is an operation program that can make (a + 1) ♁ B = n + 2, a ♁ (B + 1) = n-3, 1 ♁ 1 = 42009 ♁ 2009 =?
- 16. There is an operation program, which can make a ⊕ B = n (n is a constant), get (a + 1) ⊕ B = n + 1, a ⊕ (B + 1) = n-2=______ .
- 17. There is an operation program that can make (a + 1) ⊕ B = n + 1, a ⊕ B + 1 = n-2 when a ⊕ B = n (n is a constant). Now we know that 1 ⊕ 1 = 2, then 3 ⊕ 3=______ .
- 18. There is an operation program, can make: a ⊕ B = n (n is a constant), get (a + 1) ⊕ B = n + 1, a ⊕ (B + 1) = n-2, now known, 1 ⊕ 1 = 2, then 2013 ⊕ 2013=______ ;2014⊕2014=________
- 19. There is an operation program, when a ⊕ B = n (n is a constant), define (a + 1) ⊕ B = n + 1, a ⊕ (B + 1) = n-2, now known 1 ⊕ 1 = 2, then 2010 ⊕ 2010=______ .
- 20. The concept of natural number