The following item describes a column in a data table. On the basics of the description, assign a one or two-word name to the variable, indicate its type (categorical, ordinal, or numerical), and describe the cases. If the data are a time series, identify the frequency of the data. Counts of customers who shop at outlets of a chain of retail stores Complete the table below. Counts of customers who shop at outlets of a chain of retail stores T Variable Name Customers Type Categorical Cases Counts

Q: 1 - 2 9) Ans. r = 1

A: Given the matrix . We need to find it's rank. As we know that rank of a matrix is number of non zero…

Q: |1 0 A=[2 21 1 13 31 |A|=4 O |A|=1 O |Al=21 O |A|=0 O 900

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Q: HW_2: If Z - N(0,1), find a) p(Z > 1.2) b) p(-2 < Z < 2) c) p(-2 < Z < 1)

A: Solution

Q: Q.2. Proof that V= u8--

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Q: B C 11 13 337 c.) Find "b" A

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Q: 1 1 1| 1 1 1 If A =|1 1 1|, then A2018. _A?

A: Here given matrix is  A=111111111

Q: E and F are sets of real numbers defined as follows. E= {x | x 2 1} F = {x | x < 6} Write En Fand E…

A: We can write the answer as below using the given data set.

Q: Prove the following statement: (Vx € Z) (3y = Z) (x + y = 0)

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Q: 2 1) 3

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Q: Let 2 -1 1 -4 4 A = 1 2 1 3 2 Find M22 and C22. 6

A: Given matrix is: A=2-11600-4421052132

Q: -1 -2 -3 -41 1 2 3 Let A = 1 2.) Find adj (A)

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Q: If Z = x.n. f .f (**²), then show that: X. Zx + y.Zy = y

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Q: Let A= 1 1 Then, ||A||2= -2 Select one: а. 8+45 2 b. 7+/45 C. 10 +45 2 d. 9+45 2.

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Q: 3. 4. 5. 0 -1 0 1 2 -3 -1 0 3 5 B: 0 2 0 2 -- [ 011- 01-3 1 -6 2 -4 1 2 5 -4 0 0-3 17 11 030 002 2 0…

A: We have to multiply given Matrix.

Q: Q. 2.2 Let X1,.,X, f(r;0), where Ox°-1, 00 f(r; 0) = 0, elsewhere. Find the m.l.e. and m.m.e. for 0.

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Q: Which of the following is the graph of the piecewise function f (x) - 7 f(x) -2-1 2 1 √-x-1 if XS-1…

A: To plot the piecewise continuous functions: f(x)=-x-1 if x≤-1xx2-x-2 if -1&lt;x&lt;2log2(x-1) if x≥2

Q: LET Z Z₂ = FIND ZI 리 Z₂ 8+31 9-21 AND Z₂ Z₂

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Q: Find the rank- 1 approximation of

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Q: Evaluate (t – 4/i +t-')dt

A: Given : ∫t -4t + t-1dt

Q: e equation of

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Q: 3. Prove the pythagorean Theorem

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Q: 2. [xy z] ム 2 2 6. Prove ît 4 3

A: matrix multiplication

Q: Prove the following statement: (VxR) (x 0 ⇒ (y R) (xy = 1))

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Q: . Show that sup{3 – 2 : n = 1,2, ...} = 3. %3D

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Q: Hew.2 Exfress the Summ ef the Vecturs AB and if ACl,-1)_, B (2,022C(-l,3) and D(-2,2).

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Q: 7. Р(6, 4)/4! ANSWER ! 15

A: We have to find given formula.

Q: 2.2.12 Prove that if x and y positive real numbers, then Vx+y # Vx+ Vy. Argue by contradiction. are

A: Let x and y are positive real numbers. Also let x+y=x+y Now squaring on both side,we get…

Q: 6. El factor que va en el espacio ocupado por el símbolo "?" en la expresión 2-z (2-x)( ? ²+ = د ن ن…

A: The objective of the question is evaluate the missing part.

Q: 4 4 + Compute: 0 4 1 2.

A: Sum of two matrices is defined as adding the corresponding entries of the two matrices gives their…

Q: 1 2 1 B. Let A = 2 1 2 1 0 2 Find the following: а. тinor(A)12 b. тiпor(A)32

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