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1. Travelocity would like to estimate the current average domestic airfare. The following data shows the airfares for 24 randomly selected tickets for travel within the United States:
$356 $275 $371 $384 $457 $326 $414 $367
$362 $286 $104 $136 $320 $244 $370 $215
$322 $409 $303 $489 $251 $361 $337 $265
a. Construct a 99% confidence interval based on the sample of data
b. What is the margin of error for this sample?
Differentiate between the following three types of plain carbon steels.
What is the smallest probable displacement of shopper.
Two speakers face each other and radiate coherently and in phase. The speakers are separated by a distance of 5.50 m, What is the wavelength of the sound
Two ideal gases have the same mass density and the same absolute pressure. One of the gases is helium (He), and its temperature is 180 K. The other gas is neon (Ne). Illustrate what is the temperature of the neon?
An aircraft weighing 803 N is accelerated at 10 m/s2 for 9 seconds, at which time the aircraft launches. How much work was done on the aircraft
A newly discovered planet has twice mass of the earth, but the acceleration because of gravity on the new planet's surface is exactly the same as the acceleration due to gravity on the earth's surface. What is the radius Rp of the new planet in te..
You have a compound microscope with a barrel of length 161 mm. Find the total angular magnification of the microscope for a person whose near point is 25.0 cm away
A particular amplifying device supplies electrons in a manner such that the current passing out of the device, Determine the charge that passes out of the device if left on for 30 seconds
What is the mass of the block on the left. At what rate is the plate's area increasing when the radius is 50 cm? (Give your answer correct to 2 decimal places.)
Under certain conditions, the human body can withstand an acceleration of 10 g's. What is the net force (in Newtons) acting on a person
A tuning fork has a frequency of 128 Hz, what is the period of the tuning fork
The tires of a car make 51 revolutions as the car reduces its speed uniformly from 95km/h to 38km/h. What was the angular acceleration of the tires
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