A least squares regression line is f(x) = -3.19x + 123.63, r 0.59. The strength of the direction is:

Q: AB I| DE 15 What 's the beagth of DE ? D 12

A: We need to prove that∆ABC and ∆DEC are similar triangles. If two tringles are similar then their…

Q: 4. One coin shows heads.

A: (4)   One coin shows head.  So, out of the three coins, only one should be head.  Hence, there can…

Q: S t Vat²-b dt

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Q: U W V

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Q: What is y? O A. 42 O B. 85 C. 88 D. 95

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Q: Evaluate āxb where ā = 3î – 5} and 5 = 2î + 3}

A: unit vector cross product:i^ x j^ = k^                           j^ x i^ = -k^j^ x k^ = i^…

Q: why is the EVWOI =0?

A: The expected value of obtaining complete and accurate information about the state of nature before…

Q: Something is traveling 7 miles per hour South. This could be represented by 7 = ( )

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Q: are you sure about A and D?

A: The given statement is "if the pentagon is purple, then the circle is green" (Converse is not true)

Q: What is y?

A: Given that for a triangle the two interior angles are 82° and 54° arenon-adjacent to an exterior…

Q: r A D C

A: We have given a diagram;

Q: i need solution for d, e, f, g

A: With reference to the given data The regression equation with the independent variable height of…

Q: (A v B) A -C

A: Solution: The objective is to complete the truth table

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Q: What would be the units for (c)?

A: unit of volume = unit of time = sec

Q: (カナ) 2.

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Q: 11

A: To find value of v 5370=1700v2

Q: answer b and c are not clear, can you upload them again??

A: λ = 1.5 per week  P(X = x ) = e^-λ (λt)x / x! Where x = no of accidents  in a week As per above…

Q: Need solution for D, E and F please

A: ( d )chi-squared goodness of fit test for categorical data. The formula is as follows:Degrees of…

Q: z - 8 j, k, 64y3 + 125 I. -60x² +315x - 75

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Q: How are r and r squared interpreted?

A: The correlation coefficient (r), is used to define the linear relationship between the independent…