Calculus and Above

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Question number 3. f (x) = 15; f (x) = - f (x) = - ; f (x) =

Question number 3. f (x) = 15; f (x) = - f (x) = - ; f (x) = 15 f (x) = 15; f (x) = -∞ f (x) = -∞; f (x) = 15… read more

A psychologist claims that the mean age at which children

A psychologist claims that the mean age at which children start walking is 12.5 months. The following data give the age at which 18 randomly selected children started walking. 15 11 13 14 15 12 15 10 … read more

Listed below are the lead concentrations in μg/g measured

Listed below are the lead concentrations in μg/g measured in different traditional medicines. Use a 0.05 significance level to test the claim that the mean lead concentration for all such medicines i… read more

1. Find the value of y if a liner function goes through the

1. Find the value of y if a liner function goes through the following points and has the following slope: (15,y), (20,150), m=−5. #2Find the value of y if a liner function goes through the following p… read more

A bag contains 5 red and 3 blue. takes 3 at random from the

A bag contains 5 red balls and 3 blue balls . Mary takes 3 balls at random from the bag , without replacement. The random variable x represents the number of red balls that She takes. A) show that the… read more

Use the given data to find the equation of the regression

Use the given data to find the equation of the regression line. Examine the scatterplot and identify a characteristic of the data that is ignored by the regression line.x 6 6 7 7 5 5 13 13 12 12 15 15… read more

Solve each quadratic equation by factoring. Factor and then

quot;Solve each quadratic equation by factoring. Factor and then use the Zero Product Property"x^2-12x-45=0… read more

A car with 15 gallons of gasoline drives 420 miles until the

A car with 15 gallons of gasoline drives 420 miles until the tank is empty. Write a linear equation that describes the amount of gas left in the car, y, after driving x miles. *… read more

Suppose that it is known that 2% of the items produced by a

Suppose that it is known that 2% of the items produced by a particular machine are defective in some way, and that we will choose a random sample of exactly 15 parts made by this machine.a. What propo… read more

You deposit $600 in an account earning 7% interest

You deposit $600 in an account earning 7% interest compounded annually. How much will you have in the account in 15 years?… read more

For a continuous probablity distribution, 0 ≤ x ≤ 15. What

For a continuous probablity distribution, 0 ≤ x ≤ 15. What is P(x > 15)? … read more

A motorist is following 600 feet behind a bicyclist

A motorist is following 600 feet behind a bicyclist travelling 4 mph. What is the mph of the motorist to pass the bicyclist after she travelled 20 feet? 30 feet? How many seconds would elapse for each… read more

Find an equation of the curve whose tangent line has a slope

Find an equation of the curve whose tangent line has a slope of f'(x)=2x^(-14/15) given the point (-1,-9) The function f(x) satisfying f'(x)=2x^-14/15 and f(-1)=-9 is f(x)= ?… read more

how many ways can a person toss a coin 15 times so that the

how many ways can a person toss a coin 15 times so that the number of tails is between 6 an 11 inclusive?… read more

Support requests arrive at the rate of 1 every 40 minutes

Support requests arrive at a software company at the rate of 1 every 40 minutes. Assume that the requests arrive as events in a Poisson process. 1)What is the probability that the number of requests i… read more

The amount of money won by a random sample of 15 jeopardy winners

The amount of money won by a random sample of 15 jeopardy winners ad a mean value of $24,051 and a standard deviation of $17,386. Estimate the 98% confidence the mean winnings for all the show's playe… read more

A sample of 15 upper-class students who commute to classes

A sample of 15 upper-class students who commute to classes was selected at registration. The students were asked to estimate the distance, x (nearest mile), and the time, y (nearest 5 min.), required … read more

My next question is Suppose that the probability distribution

My next question is Suppose that the probability distribution of a random variable x can be described by the formula p(x) = _x 15 for each of the values = 1, 2, 3, 4, and 5. For example, then , P(x = … read more

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