1,249 Answered Questions for the topic finance
03/18/21
In a recent year the magnitudes (Richter scale) of 10,594 earthquakes were recorded. The mean is 1.224 and the standard deviation is 0.56. Consider the magnitudes that are unusual.
In a recent year the magnitudes (Richter scale) of 10,594 earthquakes were recorded. The mean is 1.224 and the standard deviation is 0.56. Consider the magnitudes that are unusual. What are the...
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03/18/21
In a recent year the magnitudes (Richter scale) of 10,594 earthquakes were recorded. The mean is 1.224 and the standard deviation is 0.56. Consider the magnitudes that are unusual.
In a recent year the magnitudes (Richter scale) of 10,594 earthquakes were recorded. The mean is 1.224 and the standard deviation is 0.56. Consider the magnitudes that are unusual. What are the...
more
03/18/21
What are the IQ scores that separate the unusual IQ scores from those that are usual? (Consider a value to be unusual if its z score is less than −2 or greater than 2.)
IQ scores are measured with a test designed so that the mean is 97 and the standard deviation is 16. Consider the group of IQ scores that are unusual. What are the z scores that separate the...
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03/18/21
Does the range rule of thumb produce an acceptable approximation? Suppose a researcher deems the approximation as acceptable if it has an error less than 15%.
Below are the range and standard deviation for a set of data. Use the range rule of thumb and compare it to the standard deviation listed below. Does the range rule of thumb produce an acceptable...
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Does the range rule of thumb produce an acceptable approximation? Suppose a researcher deems the approximation as acceptable if it has an error less than 15%.
Below are the range and standard deviation for a set of data. Use the range rule of thumb and compare it to the standard deviation listed below. Does the range rule of thumb produce an acceptable...
more
03/18/21
Does the range rule of thumb produce an acceptable approximation? Suppose a researcher deems the approximation as acceptable if it has an error less than 15%.
Below are the range and standard deviation for a set of data. Use the range rule of thumb and compare it to the standard deviation listed below. Does the range rule of thumb produce an acceptable...
more
03/18/21
A certain group of test subjects had pulse rates with a mean of 80.1 beats per minute and a standard deviation of 10.5 beats per minute.
A certain group of test subjects had pulse rates with a mean of 80.1 beats per minute and a standard deviation of 10.5 beats per minute. Would it be unusual for one of the test subjects to have a...
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03/18/21
Cans of regular soda have volumes with a mean of 13.41 oz and a standard deviation of 0.12 oz. Is it unusual for a can to contain 13.49 oz of soda?
Cans of regular soda have volumes with a mean of 13.41 oz and a standard deviation of 0.12 oz. Is it unusual for a can to contain 13.49 oz of soda?Maximum "usual" value= ______ oz(Type an...
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03/18/21
10.1: Recently, a certain bank offered a 10-year CD that earns 14.15% compounded continuously. (a) If $50,000 is invested in this CD, how much will it be worth in 10 years?
Recently, a certain bank offered a 10-year CD that earns 14.15% compounded continuously.(a) If $50,000 is invested in this CD, how much will it be worth in 10 years?approximately $________...
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Q10.3: Differentiate the following function. y=x^12 e^x
Differentiate the following function. y=x^12 e^x dy/dx=
03/16/21
Q10.4: The rate of change of pressure at the end of 20 years is _______ mm/year. (Type an integer or decimal rounded to the nearest hundredth as needed.)
A research group using hospital records developed an approximate mathematical model relating systolic blood pressure and age.P(x)=50+25ln(x+3) 0≤x≤65P(x) is pressure measured in millimeters of...
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Recently, a certain bank offered a 10-year CD that earns 11.1% compounded continuously. Use the given information to answer the questions.
Recently, a certain bank offered a 10-year CD that earns 11.1% compounded continuously.Use the given information to answer the questions.(a) If $20,000 is invested in this CD, how much will it...
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03/15/21
Recently, a certain bank offered a 5-year CD that earns 2.43% compounded continuously. (a) If $20,000 is invested in this CD, how much will it be worth in 5 years?
Recently, a certain bank offered a 5-year CD that earns 2.43% compounded continuously.(a) If $20,000 is invested in this CD, how much will it be worth in 5 years?approximately $________ ...
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03/15/21
Find the marginal revenue function. R(x)=x(29−0.03x)
Find the marginal revenue function.R(x)=x(29−0.03x)R′(x)= ______
03/15/21
Find the marginal cost function. C(x)=210+3.3x−0.07x^2
Find the marginal cost function.C(x)=210+3.3x−0.07x^2C′(x)= _______
03/15/21
9.7: The total cost (in dollars) of producing x food processors is C(x)=2500+70x−0.1x^2.
The total cost (in dollars) of producing x food processors is C(x)=2500+70x−0.1x^2.(A) Find the exact cost of producing the 71st food processor.(B) Use the marginal cost to approximate the cost...
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How do I calculate equity beta?
Trying to determine the equity beta (β) of a privately held company, Summa Corporation, that is not required to publish its financial information. The average asset beta from a group of comparable...
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03/08/21
Financial Literacy
A loan of $1000 at an annual rate of 5.5% compounded monthly is being paid in installments of $52.44 every month. How many payments will be required to pay the loan completely?
03/08/21
Financial Literacy
Paula is investing in a block of seaside cottages and requires $845 000. She receives the approval of her bank at a rate of 4.75% over the course of 30 years
03/08/21
Financial Literacy
A good friend of yours received $4000 from his Grandparents when he finished grade 10. He wants to invest it for two years and then use it to travel when he finishes grade 12. If he invests his...
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03/08/21
Financial Literacy
Calculate how much interest you would earn if you invested $15 000 in a GIC that paid 3.1% compounded
03/08/21
Financial Literacy
Using the rule of 72, to calculate how many months it would take an investment to double if the interest rate paid was 8%
03/08/21
Financial Literacy
Determine how long it would take an investment of $25 000 to grow into $30 000 if the deposit earned 6% simple interest per year.
03/08/21
Financial Literacy
Determine how long it would take an investment of $10 000 to grow into $11 400 if the deposit earned 7 percent
03/08/21
Financial Literacy
Calculate the amount of simple interest for the following situation:Loan Amount: $11 100Annual Interest Rate: 1.11%Investment Time: 11 years
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