The data below shows the scores a sample of husbands and their wives received when given a happiness test to determine their 'happiness' in the relationship. H 50 65 72 18 45 98 77 85 50 82 W 60 55 60 25 80 80 70 80 70 50 For the regression line y = a + bx, what is the value of b? (to 4 decimal places) MacBook Air

Q: Numbers 22-24. Thank you

A: 22. Step-by-step procedure to find the test statistic using Excel: In Excel sheet, enter Mine 1 in…

Q: Add. 4 5/8 + 4 4/7

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Q: If A = A−¹ . 9 7 1 0 1 5 00 01

A: The matrix is given byTo determine: The inverse of the given matrix.Formula used:

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A: Given: n=3 dice μX¯=3.5 σX¯=1.713

Q: Need questions 4 5 and 6 answered please

A: 4. Given: μ=70, σ=5 The corresponding z-values needed to be computed: The probability that a score…

Q: I need help with 9

A: Given

Q: 00 44 50 START!

A: From the figure  ∠1=∠3                                       ∵Corresponding angles∠1=88∘ ∠1+∠2=180∘…

Q: Need help for question 1. And question 2.

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

Q: need details progress

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Q: 39 %3D II

A: We know that  i4 =1 and i2 =-1 So that  (i4)9 = 19 i.e. i36 = 1 So that  i39 = i36 . i2 . i =…

Q: im 2. 3. 2.

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A: In a parallelogram diagonals bisect each other.

Q: Subtract. 4 1/3- 3 4/9

A: First, we convert the mixed fractions into improper fractions

Q: 1. Simplify. (6-2)³ - (5 +5²) O-14 -32 34 5

A: The given expression        6-23-5+52

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Q: Given the graph of the following equation, what is the solution? √x+27= x-3 18 6

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Q: Add. 4 4a + 3

A: Here given

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A: Hello there! there are more than three sub parts in the question. according to our policies cannot…

Q: 11V-6 11V2

A: We have given  11√-6/11√2

Q: Assignn

A: We can solve this using truth table

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A: Topic- Equation

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Q: Sub parts 9 and 10

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Q: I need help with 12

A: The given parametric equations are x=2t-3t2y=t2-3t Vertical tangent: It occurs when derivative is…

Q: Question 12 32K

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Q: True or False. Zc Q

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Q: Simplify. -4x + 4x | -2x 是A 3. -4x +4x 2. 3 2. X -2x

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Q: 9/3 7/3 +. 9.

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Q: 3-75

A: