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Problem: A state representative wants to know how voters in his district feel about enacting a statewide smoking ban in all enclosed public places, including bars and restaurants, as well as several other current statewide issues. He mails a questionnaire addressing these issues to an SRS of 800 voters in his district. Of the 800 questionnaires mailed, 152 were returned. The sample is
(i) the 800 voters receiving the questionnaire.
(ii) the 152 voters returning the questionnaire.
(iii) all voters in his district.
Monochromatic light falls on a slit that is 2.60*10-3 mm wide. If the angle between the first darkfringes on either side of the central maximum is 35.0degrees(dark fringe to dark fringe), what is the wavelength of the light used
A 0.525 kg ball starts from rest and rolls down the hill with uniform acceleration, travelling 150 m throughout the second 10.0 rm s of its motion.
The Achilles tendon, which connects the calf muscles to the heel, is the thickest and strongest tendon in the body. How much tensile stress is required to stretch this muscle by 5.4% of its length
A tightrope walker walks across a 30.0 m long wire tied between two poles. what is the mass of the tightrope walker
q1. what is the electric field strength at the point in space where a proton m1.67x10 -27 kg experiences an
LC oscillators havebeen used in circuits connected to loudspeakers to create some ofthe sounds of electronic music. which is in the audible range of frequencies
Just after opening a parachute of negligible mass, a parachutist of mass 82.5 kg experiences an instantaneous upward acceleration of 1.15 m/s2. Find the force of the air on the parachute
a 45-kg crate is placed on an inclined ramp. when the angle the ramp makes with the horizontal is increased to 30 ?
A positron is a particle with the same mass and magnitude charge as an electron, but a positron has a positive charge. If a positron and electron are held a distance of 0.900 pm apart and then both are released from rest, when they are 0.324 pm away ..
A volleyball is spiked so that it has an initial velocity of 17.4 m/s directed downward at an angle of 48.8 ° below the horizontal. What is the horizontal component of the ball's velocity
A large tank opens to the air full of water has a small hole in it 2.0 m from the top. How fast is the water shooting horizontally of the hole
A four charge is placed exactly in the center of the triangle, as shown in the figure below. Assuming that q2 = +5 uC, charge q1=q3= +4.0 uC and q4 = -2.0 uC determine the following: What is the force in unit vector notation on q4 due to the other ..
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