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# Sales of Body           Price of Lens             Gender           Sales of Lens   &

###### Question:

Sales of Body           Price of Lens             Gender           Sales of Lens

155                 $700 1 122 101 650 1 120 157 725 0 135 180 575 1 95 150 600 0 100 201 750 0 174 99 560 1 118 137 500 0 130 155 675 1 128 165 550 1 166 152 725 0 131 127 750 1 102 217 565 0 165 186 670 0 154 176 600 1 97 123 585 0 129 109 645 0 98 90 575 1 105 176 660 0 120 129 650 1 105 d) Find a 99% confidence interval for the mean sales of the lens when sales of the camera body are 150 and the price of the lens is$700. Provide an explanation of the meaning of this interval.

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##### Football Coach
A football coach sits on a sled while two of his players build their strength by dragging the sled across the field with ropes. The friction force on the sled is 1020N and the angle between the two ropes is 21.0^circ. How hard must each player pull to drag the coach at a steady 2.10 {rm m/s}?...
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##### A four-resistor circuit is shown in the figure. The values of the resistors are as follows:...
A four-resistor circuit is shown in the figure. The values of the resistors are as follows: R1=3 Ohms, R2=R3=R4=4 Ohms. What is the equivalent resistance Req for this circuit? Group of answer choices 0.8 ohms 1.5 ohms 3.14 ohms 0.67 ohms 2.0 ohms...
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##### Write a program that uses a random number generator to generate a two digit positive integer...
Write a program that uses a random number generator to generate a two digit positive integer and allows the user to perform one or more of the following operations: a. Double the number. b. Reverse the digits of the number. c. Raise the number to the power of 2, 3, or 4. d. Sum the digits of the num...
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##### Recall how we saw in class that if we add a total time derivative of a...
Recall how we saw in class that if we add a total time derivative of a function g(g; t) on configuration space to the Lagrangian then the equations of motion were unaffected, i.e. the new Lagrangian gives the same Euler-Lagrange equations as the original Lagrangian L. The reason this worked was that...
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##### As an aid in working this problem, consult Concept Simulation 13.1. A person's body is covered...
As an aid in working this problem, consult Concept Simulation 13.1. A person's body is covered with 1.7 m^2 of wool clothing. The thickness of the wool is 2.20 x 10Z^3 m. The temperature at the outside surface of the wool is 14degree C, and the skin temperature is 36degree C. How much heat per s...
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##### Problem 1c: According to the regression output, if we predict price of exercise machine based on...
Problem 1c: According to the regression output, if we predict price of exercise machine based on the regression model built using rating as the only predictor, we expect that our prediction risk be reduced by Note: do not keep any decimal place in your answers to this question. Just keep the integer...
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##### What is the formula weight for iron(III) oxide, in amu?
What is the formula weight for iron(III) oxide, in amu?...