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1) A study of the effects of caffeine asked volunteers to take a memory test 2 h
1) A study of the effects of caffeine asked volunteers to take a memory test 2 hours after drinking soda. Some drank caffeine-free cola, some drank regular cola (with caffeine), a…
1) A study to determine the sensitivity and specificity of a new test for macula
1) A study to determine the sensitivity and specificity of a new test for macular degeneration is conducted on 2430 people. Macular degeneration occurs at a rate of 16.72%. Your s…
1) A study was conducted with vegetarians to see whether the number of grams of
1) A study was conducted with vegetarians to see whether the number of grams of protein each ate per day was related to diastolic blood pressure. The data are given here. If there…
1) A study was performed examining epidurals as one factor that might inhibit su
1) A study was performed examining epidurals as one factor that might inhibit successful breastfeeding of newborn babies. Suppose a broader study included several additional issue…
1) A subgroup selected from a group of all subjects under study is called a(n) .
1) A subgroup selected from a group of all subjects under study is called a(n) ...... 2)The group of all subjects under study is called: a(n) ..... 3)A parameter is a numerical me…
1) A submarine dives to a depth of 500 feet. The interior of submarine is mainta
1) A submarine dives to a depth of 500 feet. The interior of submarine is maintained at atmospheric pressure. What is the gauge pressure and total force applied to a hatch 2 feet …
1) A subnet mask of 255.255.255.224 with a destination IP address of 192.168.12.
1) A subnet mask of 255.255.255.224 with a destination IP address of 192.168.12.135 is applied to a packet. Which subnet is the packet sent to? 2) A computer is assigned an IP add…
1) A successful basketball player has a height of 6 feet 11 inches. Based on sta
1) A successful basketball player has a height of 6 feet 11 inches. Based on statistics from a data set, his height converts to the z score of 5.17. How many standard deviations i…
1) A successful basketball player has a height of 6 feet 11 inches. Based on sta
1) A successful basketball player has a height of 6 feet 11 inches. Based on statistics from a data set, his height converts to the z score of 5.17. How many standard deviations i…
1) A sudden technological advance will generally result in (a) higher output and
1) A sudden technological advance will generally result in (a) higher output and lower investment (b) higher output and higher investment (c) higher output but no impact on invest…
1) A survey of 100 businesses revealed that the mean after-tax profit was $80,00
1) A survey of 100 businesses revealed that the mean after-tax profit was $80,000 and the standard deviation was $12,000. Determine the 90% confidence interval estimate of the mea…
1) A survey was given to a group of 12 seniors in high school about how much mon
1) A survey was given to a group of 12 seniors in high school about how much money they spent last weekend. The results are below: $45 $30 $15 $105 $35 $50 $15 $40 $45 $75 $60 $50…
1) A swimming pool has the dimensions 31 m long × 7.2 m wide × 2.1 m deep. When
1) A swimming pool has the dimensions 31 m long × 7.2 m wide × 2.1 m deep. When it is filled with water, what is the force (resulting from the water alone) on (a) the bottom, (b) …
1) A system loses 56.8 J of energy during a process. For each work process below
1) A system loses 56.8 J of energy during a process. For each work process below determine if the process exothermic, endothermic, or adiabatic? endo,exo, or adiabatic? it does 12…
1) A system may make two types of errors. Let A denote the event that the system
1) A system may make two types of errors. Let A denote the event that the system makes a type 1 error, and B denote the event that the system makes a type 2 error. Suppose that th…
1) A system may make two types of errors. Let A denote the event that the system
1) A system may make two types of errors. Let A denote the event that the system makes a type 1 error, and B denote the event that the system makes a type 2 error. Suppose that th…
1) A tRNA with the anticodon 3’-ACC-5’ would carry the amino acid: a. serine. b.
1) A tRNA with the anticodon 3’-ACC-5’ would carry the amino acid: a. serine. b. phenylalanine. c. tryptophan. d. threonine. e. tyrosine. 2. In bacteria, the Shine-Dalgarno sequen…
1) A tall, cylindrical chimney falls over whenits base is ruptured. Treat the ch
1) A tall, cylindrical chimney falls over whenits base is ruptured. Treat the chimney as a thin rod oflength 55.0 m. At the instant it makes an angle of 35.0°with the vertical …
1) A tank contains 2960 L of pure water. Solution that contains 0.09 kg of sugar
1) A tank contains 2960 L of pure water. Solution that contains 0.09 kg of sugar per liter enters the tank at the rate 6 L/min and is thoroughly mixed into it. The new solution …
1) A tank in the shape of an inverted right circular cone has height 10 meters a
1) A tank in the shape of an inverted right circular cone has height 10 meters and radius 19 meters. It is filled with 6 meters of hot chocolate. Find the work required to empty …
1) A tank is takingartillery practice on Ft. Bliss Army Base. It fires shells at
1) A tank is takingartillery practice on Ft. Bliss Army Base. It fires shells at anangle so that the shells trajectories follow the parabolaf (x) = -0.002x2 +4x; where xis horizon…
1) A taxable corporate issue yields 6.3 percent. For an investor in a 35 percent
1) A taxable corporate issue yields 6.3 percent. For an investor in a 35 percent tax bracket, what is the equivalent aftertax yield? (Round your answer to 2 decimal places. Omit t…
1) A taxpayer exchanges an office building held as an investment asset for an of
1) A taxpayer exchanges an office building held as an investment asset for an office building to be used in her business. The exchange will qualify as like-kind. True of False 2) …
1) A teenager pushes tangentially on a small hand-driven merry-go-round and is a
1) A teenager pushes tangentially on a small hand-driven merry-go-round and is able to accelerate it from rest to a frequency of 14.2 rpm in 11.8 s. Assume the merry-go-round is a…
1) A telescope has a main mirror that magnifies 63 times and an eyepiece lens th
1) A telescope has a main mirror that magnifies 63 times and an eyepiece lens that magnifies 11 times. What is the overall magnification of this telescope? 2) A student measures t…
1) A telescope has a main mirror that magnifies 63 times and an eyepiece lens th
1) A telescope has a main mirror that magnifies 63 times and an eyepiece lens that magnifies 11 times. What is the overall magnification of this telescope? 2) A student measures t…
1) A ten-year bond, with par value equals $1000, pays 7% annually. If similar bo
1) A ten-year bond, with par value equals $1000, pays 7% annually. If similar bonds are currently yielding 6% annually. what is the market value of the bond? Use semi-annual analy…
1) A tender offer: D)has shares that are typically sold at a discount to the acq
1) A tender offer: D)has shares that are typically sold at a discount to the acquiring firm 2) The hedging approach: D) is useful only for analyzing working capital 3) The "syn…
1) A tennis ball of mass m = 0.060 kg and speed v = 25 m/sstrikes a wall at a 45
1) A tennis ball of mass m = 0.060 kg and speed v = 25 m/sstrikes a wall at a 45-degree angle. It rebounds with the samespeed, once again at a 45-degree angle. What is the magnitu…
1) A test of significance was performed using alpha = 5%. The P-value was 4% and
1) A test of significance was performed using alpha = 5%. The P-value was 4% and the power was 85%. What is the probability of a Type II error for this test? 15%, 5%, or 4%? 2) Tr…
1) A thin 1 m long copper rod in a uniform magnetic field has amass of 50 g. Whe
1) A thin 1 m long copper rod in a uniform magnetic field has amass of 50 g. When the rod carries a current of .245 A, it floatsin the magnetic field. What is the field strength o…
1) A thin concave-convex lens has its concave surface of radius 20cm and its con
1) A thin concave-convex lens has its concave surface of radius 20cm and its convex surface of radius 10cm. Its index of refraction is 1.5, and an object of height 5cm is located …
1) A thin gold ring of radius 1.02 cm carries a uniform charge per unit length o
1) A thin gold ring of radius 1.02 cm carries a uniform charge per unit length of 1.03e-14 C/m. Find the electric field on the axis of the ring 1.10 cm from the center. 2) The ear…
1) A thin rod (length = 1.79 m) is oriented vertically, with its bottom end atta
1) A thin rod (length = 1.79 m) is oriented vertically, with its bottom end attached to the floor by means of a frictionless hinge. The mass of the rod may be ignored, compared to…
1) A titration is a way to measure the strength of an unknownacid or base. If a
1) A titration is a way to measure the strength of an unknownacid or base. If a weak acid solution is in a beaker and it onlytakes a small amount of an unknown solution to neutral…
1) A titration is performed by adding 0.727 M KOH to 80 mL of 0.156 M HNO 3 . a)
1) A titration is performed by adding 0.727 M KOH to 80 mL of 0.156 M HNO3. a) Calculate the pH before addition of any KOH. b) Calculate the pH after the addition of 3.43, 8.59 an…
1) A toddler pushes a box of kittens down a wavy slide with height h = 2m. The m
1) A toddler pushes a box of kittens down a wavy slide with height h = 2m. The magnitude of the work done by friction is 4 J. The box of kittens has a mass of 2 kg. What is the sp…
1) A total charge Q = -1.6 uC is distributed uniformly over a quarter circle arc
1) A total charge Q = -1.6 uC is distributed uniformly over a quarter circle arc of radius a = 9.8 cm as shown. What is ? the linear charge density along the arc? Your answer has …
1) A total charge of 4.03 C is distributed on two metal spheres. When the sphere
1) A total charge of 4.03 C is distributed on two metal spheres. When the spheres are 10.00 cm apart, they each feel a repulsive force of 3.3*10^11 N. How much charge is on the sp…
1) A total charge of 4.03 C is distributed on two metal spheres. When the sphere
1) A total charge of 4.03 C is distributed on two metal spheres. When the spheres are 10.00 cm apart, they each feel a repulsive force of 3.3*10^11 N. How much charge is on the sp…
1) A tourist from England travels 100 miles from Laramie to Pine Bluffs, then re
1) A tourist from England travels 100 miles from Laramie to Pine Bluffs, then returns to Laramie via Ft Collins traveling 145 miles on the return route. The trip took 4 hours to c…
1) A toy ball swings in a horiztonal circle 2.4 meters in diameter making 45 rev
1) A toy ball swings in a horiztonal circle 2.4 meters in diameter making 45 revolutions in 1.7 minutes. The shadow of the ball is projected to the wall by a distant light. What a…
1) A tractor T is pulling a trailer M with a constant acceleration. If the forwa
1) A tractor T is pulling a trailer M with a constant acceleration. If the forward acceleration is 1.5 m/s2 and M = 400 kg and T = 500 kg, then the force on the tractor due to the…
1) A train travels with a constant velocity of 100km/h. Another train travels in
1) A train travels with a constant velocity of 100km/h. Another train travels in opposite direction on a parallel track. The speed of the two trains is the same. John is a passeng…
1) A transportation company (Transvan) operates a fleet of 1000 vans with a flee
1) A transportation company (Transvan) operates a fleet of 1000 vans with a fleet average fuel economy (FAFE) of 20 miles per gallon (mpg). On the average, each of these vans trav…
1) A transverse traveling wave is made on a long slinky. Thetransverse displacem
1) A transverse traveling wave is made on a long slinky. Thetransverse displacement is given by D = 0.17sin(3.4x + 69t), where D and x are in meters and t is inseconds. What is th…
1) A transverse traveling wave is made on along slinky. The transverse displacem
1) A transverse traveling wave is made on along slinky. The transverse displacement is given by D =0.94sin(8.7x + 72t), where D and x are in meters and t is inseconds. What is the…
1) A traveling book salesperson has five copies of a certainstatistic book, four
1) A traveling book salesperson has five copies of a certainstatistic book, four copies of a certain geometry book, and threecopies of a certain calculus book. If these books are …
1) A traveling book salesperson has five copies of a certainstatistic book, four
1) A traveling book salesperson has five copies of a certainstatistic book, four copies of a certain geometry book, and threecopies of a certain calculus book. If these books are …
1) A triangle with equal sides of length 0.70 ×10^3 mhas -2.5-C charged objects
1) A triangle with equal sides of length 0.70 ×10^3 mhas -2.5-C charged objects at each corner. Determine the magnitude of the electrical force exerted on the object at the top co…