59,249 Answered Questions for the topic Math
Math Statistics
12/11/23
You are studying two species of wasp. You are interested in the sterile, worker wasps.
You are studying two species of wasp. You are interested in the sterile, worker wasps. You record the lifespan (in days) of a random sample of wasps from each population.Population 1:...
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Math
12/11/23
MY QUESTION HOORAY
Joey Chestnut is trying to break his own record for eating the most whole hot dogs in \[10\] minutes. He needs to eat more than \[72\] hot dogs to break his record. After \[1\] minute, Joey has...
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Math Statistics
12/11/23
The grade point average of four randomly selected college students is recorded at the end of the fall and spring semesters of their senior year, as follows:
Student
1
2
3
4
Fall
1.3
2.2
1.9
2.1
Spring
1.1
1.3
1.2
1.8
Construct a 90% confidence interval for the mean difference in GPA. Round your answers to three decimal places,...
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12/11/23
Biomechanics project - Matlab
Can you help walk through each problem (PDF can be shared) and share the matlab code (with notes?) Thank you. I have worked through this the best way I know how, I can share my results, but...
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Math
12/11/23
A linear function includes the points (4,−3) and (−9,4) . What fraction in lowest terms represents the output value of this function for an input of zero?
help son
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Math
12/11/23
A linear function includes the points (4,−3) and (−9,4) . What fraction in lowest terms represents the output value of this function for an input of zero?
A linear function includes the points (4,−3)(4,−3) and (−9,4)(−9,4). What fraction in lowest terms represents the output value of this function for an input of zero?
Math
12/11/23
Speed of current
A boat travels 37 mph I still water. If it travels 308 miles with the current and 210 miles against current. What is speed of current
Math Calculus
12/10/23
Velocity of a particle
The velocity function (in meters per second) for a particle moving along a line is given by v(t)=t^3−2t^2. Find the displacement and the distance traveled by the particle during the time interval...
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Math Calculus
12/10/23
Compute the derivative of the given function below
y=0∫sin^(-1)(x) cos(t)dt
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Math Calculus
12/10/23
Compute the derivative of the given function below
y=0∫e^x^2dt/√tdy/dx=?
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Math Calculus
12/10/23
Compute the derivative of the given function below
y= 0∫√x sin(t2) dtdy/dx=?
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Math
12/10/23
Compute the derivative of the given function below
y= 0∫x√(1+t2)dt find dy/dx
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Math Calculus
12/10/23
find the derivative of the question below.
f(x)= 0∫√xcos(t) dtdf/dx=?
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Math
12/09/23
Math Expressions
Select all expressions that are equivalent to 8 1/2x + 1/2 + 3 1/2x - 2x.12x -2x10x + 1/212 - 2x9x + 3 1/2 - 2x12x - 2x + 1/2
Math
12/09/23
8 1/2x + 1/2 + 3 1/2x - 2x =
Math Statistics
12/09/23
Suppose that the mean age of Mount Sac juniors is 20 years with a standard deviation of 5 years
And, the mean age of CSUF juniors is 21 years with a standard deviation of 4. Also, assume that the population ages are normally distributed. Hint: the conditions are met to use the normal model -...
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Math Statistics
12/09/23
A sample of = 21 of juniors at PSU found a mean age of 23 years
A sample of n1 = 21 of juniors at PSU found a mean age of 23 years. A sample of n2 = 20 juniors at OSU found a mean age of 22 years. The population ages are normally distributed and o1 = 2 o2 =...
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Math
12/09/23
An object with initial temperature 120 is submerged in large tank of water whose temperature is 40 degrees farenheit.
An object with initial temperature 120 is submerged in large tank of water whose temperature is 40 degrees farenheit. Find a formula for f(t), the temperature of the object after t minutes, if the...
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Math
12/09/23
The doubling period of a bacterial population is 10 minutes.
The doubling period of a bacterial population is 10 minutes. At time t=80 minutes, the bacterial population was 60000. What was the initial population at time? Find the size of the bacterial...
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Math
12/09/23
A bacteria culture initially contains 3000 bacteria and doubles every half hour. Find the size of the baterial population after 80 minutes. Find the size of the baterial population after 9 hours.
A bacteria culture initially contains 3000 bacteria and doubles every half hour.Find the size of the baterial population after 80 minutes. Find the size of the baterial population after 9 hours.
Math
12/09/23
At the beginning of an experiment, a scientist has 200 grams of radioactive goo. After 255 minutes, her sample has decayed to 3.125 grams.
At the beginning of an experiment, a scientist has 200 grams of radioactive goo. After 255 minutes, her sample has decayed to 3.125 grams. What is the half-life of the goo in minutes? Find a...
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Math
12/09/23
The half-life of Radium-226 is 1590 years. If a sample contains 300 mg, how many mg will remain after 2000 years?
The half-life of Radium-226 is 1590 years. If a sample contains 300 mg, how many mg will remain after 2000 years?
Math
12/09/23
The half-life of Palladium-100 is 4 days. After 12 days a sample of Palladium-100 has been reduced to a mass of 7 mg.
The half-life of Palladium-100 is 4 days. After 12 days a sample of Palladium-100 has been reduced to a mass of 7 mg.
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