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Question: Twelve dieters lost an average of 5.2 pounds in 6 weeks when given a special diet plus 28) a "fat-blocking" herbal formula. A control group of twelve other dieters were given the same diet, but without the herbal formula, and lost an average of 4.5 pounds during the same time. The standard deviation of the "fat-blocker" sample was 2.8 and the standard deviation of the control group was 2.5. Find the 95% confidence interval for the differences of the means.
A) -0.4 < µ1 - µ2 < 1.8
B) -1.7 < µ1 - µ2 < 3.1
C) -1.2 < µ1 - µ2 < 2.6
D) -1.8 < µ1 - µ2 < 0.4
Haydn developed the string quartet from the eighteenth-century divertimento, giving more substance to the light, popular form and scoring it for two violins, a viola, and a cello.
Show that if y = f(x) is a solution to the differential equation dy/dx = 3y2/3 that is not zero on an open interval I, then on this interval f(x) must be of the form
Pizza Preference Probability Problem, Short Answer. Of 23 college sophomores at Crocodile Community College, 12 preferred pepperoni pizza, 7 preferred supreme, and 4 preferred cheese
Simple cantilever beam bending moments etc.
Two perpendicular forces act on a ring at the end of a chain that passes over a pulley and holds a crate. What is the weight of the crate if the horizontal force pulls at 47 pounds and the vertical force pulls at 40 lb?
Is there sufficient evidence to support the claim that the published color distribution is correct? Justify your answer.
new engraver cost 25000one-year loan cost 12 interestrevenue per day from engraving 975profit margin on engraving
Find the volume of the solid formed when when the graph of the region bounded by y=e^x, x=0, x=2, and y=0 is revolved about the x-axis.
The manager of a grocery store wants to determine whether the amount of milk contained in 2-litre cans actually averages 2 litres as advertised. State the null and the alternative hypotheses. Which kind of test you will use to prove it?
What is your average daily balance at the end of the month on your card?
Timmy enjoys playing old-fashioned video games. He found 3 game systems on eBay and wants to purchase a Nintendo game system, an Atari game system, and a Sega arcade game system.
The curves r1 = and r2 = intersect at the origin. Find their angle of intersection, θ correct to the nearest degree.
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