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    Fractions and Percentages

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    Anthyphairetic Ratio

    a) Show that the anthyphairetic ratio [x:1] is [1, 1, 1,...] **b**) Let a_n be the ratio expressed by the anthyphairetic ratio [1,...,1,2] where there are n ones followed by a 2. Explain why, as n grows, a_n gets closer and closer to [x:1]. In this respect, the entries in an anthyphairetic ratio are like the digits in a decim

    Characterization of Repeating and Terminating Decimals

    a. Which fractions a/b have terminating decimals? b. Which fractions a/b have repeating decimals? c. Sometimes (for example 1/12 ) only part of the decimal repeats while in other cases (for example 1/7 ) the whole decimal repeats. Assuming a/b is a reduced fraction, how can you tell which of these two scenarios will occ

    Decimals and Digits

    I need help using words to write the number 0.00006184 Are these in order from the least to the greatest? 0.0164, 0.0426, 0.0461, and 0.0614 Is 47,000,067,000.4200 the digits and decimal point to write the number forty-seven billion, sixty-seven thousand and four hundred seventeen hundred-thousandths?

    The Continued Fraction Expansion of 1 + sqrt(2)

    with side s and diagonal d then performing a division algorithm (as mentioned in the prior question), on d+s,s yields an infinite sequence of 2's. what can be concluded about the ratio of the diagonal of the square to the side? what real number do you think an infinite sequence of 1's corresponds to?

    Determining What Percentage of Americans Will Exercise

    Using the attached (see the attached file): (A) Analyze the output above to determine what percentage of Americans will exercise between 11 and 21 minutes per week. (B) What percentage of Americans will exercise less than 15 minutes? If 1000 Americans were evaluated, how many would you expect to have exercised less than 15

    Calculate the per capita cost per police officer

    The average cost of employing each police officer per year is $30,000 for a small town. The current population of the town is 1,000. Calculate the per capita cost per police officer. Explain why increased population can result in increased per capita taxes, even though the per-capita cost per police officer declines with populat

    The dot on the cumulative percentage line

    1. Excel File DeltaAircraft2008 lists the aircraft in the Delta fleet by model in 2008. a. Construct a bar chart, pie chart, and Pareto Diagram for this data. b. Under what circumstances might you want to use a pie chart rather than a bar chart? c. In the Pareto Diagram, explain the meaning of the dot on the cumula

    MEAN, PROBABILITY & STANDARD DEVIATION

    SEE ATTACHED DOCUMENT 10 TOTAL QUESTIONS INVOLVING Z-SCORES, CONFIDENCE INTERVALS, AND PROBABILITY 1. Polychlorinated biphenyl (PCB) is among a group of organic pollutants found in a variety of products, such as coolants, insulating materials, and lubricants in electrical equipment. Disposal of items containing less than

    percentages discovery for median salary

    Level of education Median salary Advanced degree $69,056 Bachelor's degree $53,300 Some college/associate's degree $37,752 High school diploma, no college $32,552 Less than high school diploma $23,608 Simply finishing high school results in a 38% in median salary, whereas completing that bachelor's degree results in a 41

    Mean and Median are exemplified.

    Provide ten or more numerical data values from the data that you use in your profession (real estate house prices in a neighborhood, test scores of a particular test, blood pressure of patients, etc.) and find its Mean and Median value. Explain which one of the Mean or Median is not sensitive to extreme values (low or high) and

    Assess a vertical drop: 2 1/5 percent of 55 feet.

    Suppose that a county ordinance requires a 2 1/5% 'fall' for a sewage pipe from the house to the main pipe at the street. How much vertical drop to nearest foot must there be for a horizontal distance of 55 feet.? a. 2 ft b. 9 ft c. 4 ft d. 3 ft e. 1 ft

    Why we should clear fractions and decimals

    Why should we clear fractions when solving linear equations and inequalities? Demonstrate how this is done with an example. Why should we clear decimals when solving linear equations and inequalities? Demonstrate how this is done with an example. Post one other example (either fraction or decimal) for classmates to solve

    Binary conversions

    I need to know step-by-step how to find the decimal value of 0101111101110011110111111001110 2 using Two's compliment and how to find the 16 bit 1's compliment of 2000 Also other recommended solutions that would help me to learn / understand how to make

    Chi square test for association..

    ) A medical researchers claims that 20% of children suffer from a certain disorder. Identify the Type I error for the test. (a) Fail to reject the claim that the percentage of children who suffer from the disorder is equal to 20% when the percentage is actually 20% (b) Reject the claim that the percentage of children who suf

    Find the percentage of women

    When designing the palcement of a CD player in a new model car, engineers must consider the forward grip reach of the driver. Woman have forward grip reaches that are normally distributed with a mean of 27.0 inches and a standard deviation of 1.3 inches. Find the percentage of women with forward grip reaches between 24.4 inche

    Determining Percentages

    The diameters of grapefruits in a certain orchard are normally distributed with a mean of 7.10 inches and a standard deviation of 0.50 inches. (A) What percentage of the grapefruits in this orchard have diameters less than 6.8 inches? (B) What percentage of the grapefruits in this orchard are larger than 7.00 inches?

    Finding Percentages Distributed

    How much money to distribute to several groups based on their number of personnel and the percentage that they represent. group 1 - 18 group 2 - 14 group 3 - 58 group 4 - 19 group 5 - 26 group 6 - 31 gruop 7 - 13 group 8 - 45 The amount of money is $35,192.

    What percentage of households will be homeowners in 2010?

    The 1990 census reported that 27% of the households in Middletown were homeowners and the remainder were renters. During the next decade, 7% of the homeowners became renters and the rest continued to be homeowners. Similarly, 16% of the renters became homeowners and rest continued to rent. (A) Fill in the appropriate transit

    Price earning ratios: mean, median, mode

    See attachment for full problem. Find the mean, median and the mode for the data in the following table. The means is approximately_____? The median is approximately_____? The mode is approximately_____?

    Number Analysis

    1. (L'Hopital's Rule) Show that if f,g:X->R, x0 belonging to X is a limit point of X such that f(x0) = g(x0) = 0, f,g are differentiable at x0, and g'(x0) != 0, then there is some delta > 0 such that g(x) != 0 for all x belonging to (X INTERSECTION (x0 - delta, x0 + delta) and lim x->x0 [f(x)/g(x)] = f'(x0) / g'(x0) . Hint

    Estimate when the percentages were equal for cable and the major networks.

    Please show all the work. The percentage of households with a television tuned in to ad-supported cable increased linearly from 24.6% in 1995 to 42.5% in 2009. The percentage of households with a TV tuned into a major network decreased linearly from 47% in 1995 to 32% in 2009. Estimate when the percentages were equal for cabl

    Mathamatics: Word Problem Help

    Hello, I am having trouble with the following homework question. I've used my notes and book but cannot figure it out. Any help is appreciated. Thank you!! Here is the problem: Between 1989 and 1997 the percentage of households with incomes of $100,000 or more (in 1997 dollars) is modeled by f(x) = .071x2 - .426x +

    Statistics

    Assume a binomial probability distribution with n= 40 and (pi symbol)Ï? = 0.55. Compute the following: (Round the value for standard deviation and intermediate calculations to 2 decimal places and your final answer to 4 decimal places.) (a) The mean and standard deviation of the random variable. ?=

    Computing Sample Mean, Standard Error, Chance and Probability

    In the Department of Education at UR University, student records suggest that the population of students spends an average of 5.10 hours per week playing organized sports. The population's standard deviation is 2.00 hours per week. Based on a sample of 64 students, Healthy Lifestyles Incorporated (HLI) would like to apply the ce

    Statistics

    Mattel Corporation produces a remote-controlled car that requires three AA batteries. The mean life of these batteries in this product is 35 hours. The distribution of the battery lives closely follows the normal probability distribution with a standard deviation of 5.6 hours. As a part of their testing program Sony tests sample

    Rational expressions; complex fractions

    Commuting students. At a well-known university, 1/4 of the undergraduate students commute, and 1/3 of the graduate students commute. One-tenth of the undergraduate students drive more than 40 miles daily, and 1/6 of the graduate students drive more than 40 miles daily. If there are twice as many undergraduate students as the

    Rational expression word problem

    Barn painting. Melanie can paint a certain barn by herself in x days. Her helper Melissa can paint the same barn by herself in 2x days. Write a rational expression for the fraction of the barn that they can complete in one day by working together. Evaluate the expression for x =5.

    Finding percentage of total assets

    What percentage of total assets was composed of current assets? Total Assets 2004 was $53,902 Total Current assets 2004 was $9369 Total Assets 2003 was $49,988 Total Current assets 2003 was $8314

    Convert values between Decimal, Binary, and Hexadecimal Numbers

    Demonstrate how to convert values between decimal, binary, and hexadecimal numbers. Problem: Using the following table, convert the defined value into the correct value for the corresponding number system: Line Decimal Binary Hexadecimal 1 2678 2 8FC 3