7. Find the intervals of concavity and inflection points for the function g(x) = 2.4 - 8x3 +12.2 +12..
5. If X is a binomial random variable with expected value 6 and variance 2.4, find P(X = 5). [4 marks) of
Find the specified area. The area under the graph off over the interval [-2.4 f(x)= 5. if x < 1, 5x?. if x 21 448 OA. I OB. 120 OC, 330 OD 30
2.4-2 For the signals g(t) and x(t) shown in Fig. P2.4-2, find the component of the form x(1) contained in g(t). In other words, find the optimum value of c in the approximation gít) cxít) so that the error signal energy is minimum. What is the resulting error signal energy? SIGNALS AND SIGNAL SPACE re P.2.4-2 х(t) “ И Б (а) (b)
2.4. Consider the equation In(x) = Ex. (a) Sketch the functions in this equation and then use this to explain why there are two real-valued solutions. (b) Find a two-term asymptotic expansion, for small e, of the solution near = 1
2.4. Consider the equation In(x) = Ex. (a) Sketch the functions in this equation and then use this to explain why there are two real-valued solutions. (b) Find a two-term asymptotic expansion, for small e, of the solution near...
Chapter 2, Section 2.4, Question E62 Unstandardizing. Find the value of x that was converted to the given z-score. a. z 3, mean 20, standard deviation 8 b. z-1, mean 46, standard deviation 5 c. z- -3.8, mean 200, standard deviation 10 d, z-2.5, mean-10, standard deviation 0.8
Let X be normally distributed with mean μ = 2.4 and standard deviation σ = 1.6. a. Find P(X > 6.5). (Round "z" value to 2 decimal places and final answer to 4 decimal places. b. Find P(5.5 ≤ X ≤ 7.5). (Round "z" value to 2 decimal places and final answer to 4 decimal places.) c. Find x such that P(X > x) = 0.0869. (Round "z" value and final answer to 3 decimal places.) d. Find x such...
F =9i at point A find Tension in cable AB,AC and AD
y 1.8 m 2.4 m 10.6 B A 0.9 m D 1.2 m 2.4 m X
For the data shown, answer the questions. Round to 2 decimal places. x 22.5 22.6 2.4 13.4 11.9 Find the mean: Find the median: Find the sample standard deviation:
Find the value of a such that 2 is a root of the polynomial 2.4 – 23 + ax - 1