a. Find the Cramer-Rao lower bound for the variance of unbiased estimators for 0. b. Given the answer in (a), is X UMVUE for 0?

Q: 1. The sum of the digits of a two digit number is 15. One-third of the number diminished by 12 is…

A: To find the two digit number whose sum of the digits be 15 .

Q: How many gallons of paint will you have to purchase to cover 5,500 square feet of a surface if 2…

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Q: X+2 4 +7= - x+9 X

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Q: Add +. Also add the mixed numbers 5 + 3.

A:

Q: Chris used 1 1/2 gallons of gas on Saturday and 3 1/3 gallons of gas on Sunday. How many gallons did…

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Q: - 9x + 4 = 49

A: Solving for x

Q: How did you get 0.92 hours from 55min and if it said a different number how would i get the hours.

A:

Q: Janice makes 3 identical charm bracelets for her friends. Each bracelet is made with 2 charms and a…

A: Given No. of bracelets = 3 No. of charms in each bracelet = 2 Cost of Charm = x Cost of chain = $4

Q: The temperature was falling 3 degrees every hour. How many degrees had the temperature dropped after…

A: In 1 hour it drops 3 degrees  So, in 8 hours it drops (3x8)=24 degrees

Q: Find the last three digits of 240 + 341 + 442.

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Q: What’s 12 times 9?

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Q: Evaluate a + 5, if a = 3, b = -5, and c = 6

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Q: Gianna bought stock in a company two years ago that was worth xx dollars. During the first year that…

A: Answer

Q: 7x da x2 + 14x + 40

A: Given,           ∫7xx2+14x+40 dx

Q: Divide -24x4v2-9xv5+12x7v5/3x4v2 Simplify your answer as much as possible.

A: Given query is to simplify the expression.

Q: 6. Write the addition and multiplication tables for Z7.

A:

Q: 5 9. 3.

A: If two chords of a circle intersect each other then the product of line segments of one chord is…

Q: Write an expression with 4 terms that simplifies to 3x - 4

A: Given expression is a binomial in x. The degree of the binomial is 1. So in the four terms to be…

Q: Jason is six times as old as Wyatt Wyatt is seven years old how old is mason

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Q: The product of two consecutive even integers is 224. Find the integers List each combination of…

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Q: paul is 3 years older than sister julie. together they are 21 years old. what is paul's age as well…

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Q: 30x + 25 = 85

A: The given equation is 30x + 25 = 85.

Q: Rhys borrowed $5 from his brother for snacks to the concession stand . On the drive home he needed…

A: Rhys borrowed for snacks = $5 Rhys borrowed to out gas in his car= $9

Q: what is 2 times 54?

A: We have compute 2 times 54 that 2×54. Hence, 2×54=108

Q: could yo do the next 3 please

A: Given F(t) = t3 ; 0<t<1 The probability density function will be: f(t) = ddt F(t)=3t2 The…

Q: 8. Find the four consecutive numbers whose sum is 74

A: We need to find the four consecutive numbers whose sum is 74.