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6. Which conclusion about the value of x can be made from the diagram? (6 pts)...
[4] (15 pts) Let X1, ... , Xn (n > 2) be a random sample from...
[4] (15 pts) Let X1, ... , Xn (n > 2) be a random sample from a Poisson distribution with unknown mean 8 >0. Find the UMVUE of n = P(X1 > 1) = 1 - - (5) (30 pts ; 15 pts each) (a) Let X1,.,X, be a random sample from a Pareto distribution, Pareto(a,1), with pdf f(x; a) = 0x ax-(+1)I(1,00)() where a > 0 is unknown. Find the UMVUE of n = P. (X1 > c) =...
22. Both of these reactions have high yields of product. What conclusion can be made about...
22. Both of these reactions have high yields of product. What conclusion can be made about these results? 2H20 o either A) Both reactions are SN2 B) Both reactions are SN1 C) The substrate cannot undergo either Sn1 or SN2. D) The substrate is equally ideal for both Sn1 and SN2. a moc <240*3 + 2H30 -Br
3x +6, if x so (8 pts) 5. Sketch the graph of f(x)= 1 *+3, ifr>0...
3x +6, if x so (8 pts) 5. Sketch the graph of f(x)= 1 *+3, ifr>0 (9 pts) 6. The number of grams Q of a substance after 7 hours is given by Q=Qe6291How long will it take for 100 grams of the substance to decay to 60 grams? Round your answer to 3 decimal places. [1 27 (9 pts) 7. Find A ', by hand, if A = 1 2 5 -1 1 2
6. Consider the intial value problem: 494"' + 42y + 9y = 0, y(0) = a...
6. Consider the intial value problem: 494"' + 42y + 9y = 0, y(0) = a > 0, y'(0) = -1. a. Find the solution in terms of a. Give your answer as y ... . Use x as the independent variable. Answer: b. Find the critical value of a that separate solutions that become negative from those that are always positive. critical value of a =
show steps thank you . Additional Problem 6. Let X be a continuous random variable with...
show steps thank you
. Additional Problem 6. Let X be a continuous random variable with pdf f(x) = (z + 1), -1 x 2. (a) Compute E(X), the mean of X. (b) Compute Var(X), the variance of X (c) Find an expression for Fx(), the edf of X. (d) Calculate P(X > 0). (e) Compute the mean of Y, where Y (f) Find mp, the pth quantile of X X-1 X+1
3. Suppose x,y,z satisfy the competing species equations <(6 - 2x – 3y - 2) y(7...
3. Suppose x,y,z satisfy the competing species equations <(6 - 2x – 3y - 2) y(7 - 2x - 3y - 22) z(5 - 2x - y -22) (a) (6 points) Find the critical point (0,Ye, ze) where ye, we >0, and sketch the nullclines and direction arrows in the yz-plane. (b) (6 points) Determine if (0, yc, ze) is stable. (c) (8 points) Determine if the critical point (2,0,0) is stable, where I > 0.
Question 13 20 pts Identify the null hypothesis, alternative hypothesis, test statistic, P-value, conclusion about the...
Question 13 20 pts Identify the null hypothesis, alternative hypothesis, test statistic, P-value, conclusion about the null hypothesis, and final conclusion that addresses the original claim. Various temperature measurements are recorded at different times during the summer in Holtville on n-60 days. The mean of 8 = 100°F is obtained, with 0 - 10°F. Using the 0.05 significance level, test the claim that the mean temperature is over 995 Hop-100; Hy w 100. Test statistic: 2-0.77. P-value: 0.7794. Because the...
QUESTION 6 An assumption made about the value of a population parameter is called a(n) Oa....
QUESTION 6 An assumption made about the value of a population parameter is called a(n) Oa. hypothesis. Ob. probability. Oc error. Od. conclusion. QUESTION 7 A random sample of 50 students selected from WKU had an average GPA of 2.8 and a standard deviation of 0.95 points. Using the information from this sample, WKU's president wants to determine if the average GPA has significantly increased from its traditional 2.5. Assume the distribution of the GPAS across WKU is nomal. Given...
Question 6 5 pts Let f(x) = x + 5x Find a value с between x...
Question 6 5 pts Let f(x) = x + 5x Find a value с between x = 0 and X= 7 so that the average rate of change of f(x) from x = 0 to X = 7 is equal to the instantaneous rate of change of f(x) at X=C . You may use the fact that f'(x) = 3x2 + 5.
5. Letf(x) = x3 + x2 - x - 1. a. 6 pts Find all critical...
5. Letf(x) = x3 + x2 - x - 1. a. 6 pts Find all critical values off. Show all work. Answers from a graph will not receive full credit. b. 6 pts Make a sign chart for f'(x). c. 4 pts List the x and y coordinates of all local maxima and minima on the graph off. Clearly identify if the point is a maximum or minimum. d. 6 pts Make a sign chart for f'(x). e. 4 pts...
[4] (15 pts) Let X1, ... , Xn (n > 2) be a random sample from a Poisson distribution with unknown mean 8 >0. Find the UMVUE of n = P(X1 > 1) = 1 - - (5) (30 pts ; 15 pts each) (a) Let X1,.,X, be a random sample from a Pareto distribution, Pareto(a,1), with pdf f(x; a) = 0x ax-(+1)I(1,00)() where a > 0 is unknown. Find the UMVUE of n = P. (X1 > c) =...
22. Both of these reactions have high yields of product. What conclusion can be made about these results? 2H20 o either A) Both reactions are SN2 B) Both reactions are SN1 C) The substrate cannot undergo either Sn1 or SN2. D) The substrate is equally ideal for both Sn1 and SN2. a moc <240*3 + 2H30 -Br
3x +6, if x so (8 pts) 5. Sketch the graph of f(x)= 1 *+3, ifr>0 (9 pts) 6. The number of grams Q of a substance after 7 hours is given by Q=Qe6291How long will it take for 100 grams of the substance to decay to 60 grams? Round your answer to 3 decimal places. [1 27 (9 pts) 7. Find A ', by hand, if A = 1 2 5 -1 1 2
6. Consider the intial value problem: 494"' + 42y + 9y = 0, y(0) = a > 0, y'(0) = -1. a. Find the solution in terms of a. Give your answer as y ... . Use x as the independent variable. Answer: b. Find the critical value of a that separate solutions that become negative from those that are always positive. critical value of a =
show steps thank you
. Additional Problem 6. Let X be a continuous random variable with pdf f(x) = (z + 1), -1 x 2. (a) Compute E(X), the mean of X. (b) Compute Var(X), the variance of X (c) Find an expression for Fx(), the edf of X. (d) Calculate P(X > 0). (e) Compute the mean of Y, where Y (f) Find mp, the pth quantile of X X-1 X+1
3. Suppose x,y,z satisfy the competing species equations <(6 - 2x – 3y - 2) y(7 - 2x - 3y - 22) z(5 - 2x - y -22) (a) (6 points) Find the critical point (0,Ye, ze) where ye, we >0, and sketch the nullclines and direction arrows in the yz-plane. (b) (6 points) Determine if (0, yc, ze) is stable. (c) (8 points) Determine if the critical point (2,0,0) is stable, where I > 0.
Question 13 20 pts Identify the null hypothesis, alternative hypothesis, test statistic, P-value, conclusion about the null hypothesis, and final conclusion that addresses the original claim. Various temperature measurements are recorded at different times during the summer in Holtville on n-60 days. The mean of 8 = 100°F is obtained, with 0 - 10°F. Using the 0.05 significance level, test the claim that the mean temperature is over 995 Hop-100; Hy w 100. Test statistic: 2-0.77. P-value: 0.7794. Because the...
QUESTION 6 An assumption made about the value of a population parameter is called a(n) Oa. hypothesis. Ob. probability. Oc error. Od. conclusion. QUESTION 7 A random sample of 50 students selected from WKU had an average GPA of 2.8 and a standard deviation of 0.95 points. Using the information from this sample, WKU's president wants to determine if the average GPA has significantly increased from its traditional 2.5. Assume the distribution of the GPAS across WKU is nomal. Given...
Question 6 5 pts Let f(x) = x + 5x Find a value с between x = 0 and X= 7 so that the average rate of change of f(x) from x = 0 to X = 7 is equal to the instantaneous rate of change of f(x) at X=C . You may use the fact that f'(x) = 3x2 + 5.
5. Letf(x) = x3 + x2 - x - 1. a. 6 pts Find all critical values off. Show all work. Answers from a graph will not receive full credit. b. 6 pts Make a sign chart for f'(x). c. 4 pts List the x and y coordinates of all local maxima and minima on the graph off. Clearly identify if the point is a maximum or minimum. d. 6 pts Make a sign chart for f'(x). e. 4 pts...
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