Show that Σ(xi-x)=0 for any set of observations x1, x2, . ...,xn

Q: what is the t test for the above

A: A t-test is not appropriate for testing the hypothesis of equal proportions among three independent…

Q: 8)The dependent variable in a relation is usually placed in the and on the axis in a graph. a)…

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: X x² 5 X

A: To find the domain and range of the given function , we need to consider the values of for which the…

Q: x² y= - [-2, 1] 2.

A:

Q: 88, 89,-58,-52, 64, -100, 39, -98, -52, -34, 46, 47, 29, -8, 94 Send data to calculator se that…

A: We have given that,  X :- -88, 89, -58, -52, 64, -100, 39, -98, -52, -34, 46, 47, 29, -8, 94 Then,…

Q: According to the Mean Value Theorem, if f (x) = x² then there exists a number c, 1 < c < 6, such…

A: According to the mean value theorem, if  there exists a number c,  such that f'(c)= a.The mean value…

Q: 31. Letf(x) = [x²/3]. Find f(S) if a) S = (-2,-1, 0, 1, 2, 3). b) S = {0, 1, 2, 3, 4, 5). c) S = {1,…

A: 31. Given the function is                            f(x)=x23.

Q: 5. Let f be defined by the floor function f(x) = [] and let S = {-3, -2, -1, 0, 1, 2, 3}. a)…

A:

Q: Show that there is a correspondence between the two intervals [0, 1) and [0,1].

A: Given interval 0≤x&lt;1 is a subset of  0≤x≤1. In this situation ,there is an obvious injective…

Q: 4. Which ones of the following functions are valid CDFs (all have x ≥ 0): (b) 1-exp(-) (0)1-exp(-)…

A: We are given the set of cumulative distribution functions .We have to choose which of the given…

Q: 4.* (a) Let S = {1, 2, 3, 4}. Define F: SN by F(x) = x² for each x = S. What is the range of the…

A:

Q: find the conditional frequency function of X given that Y =4 , and the conditional frequency…

A: Conditional frequency of X that given that Y = 4 is given as: For X = 3,