Calculus and Above

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I need to find the probability that a randomly selected acre
i need to find the probability that a randomly selected acre has between 42,692 and 54,569 ants? How do i calculate this problem … read more
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1. A study is run to estimate the mean total of cholesterol
1. A study is run to estimate the mean total of cholesterol level in children 2 to 6 years of age. A sample of 9 participants is selected and their total cholesterol levels are measured as follows. 18… read more
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Can you help, a. Determine the quartiles of the variable. a.
a. Determine the quartiles of the variable. a. Determine the quartiles of the variable. … read more
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Find the standardized variable Z if X has Mean 48 and standard
Find the standardized variable Z if X has Mean 48 and standard deviation 9. Your answer: Z = (X - ) / Open Show Work Find the standardized variable Z if X has Mean 157 and variance 36. Your answer: Z … read more
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Chapter 6 00. The average rent in a city is \$1,570 per month
Chapter 6 00. The average rent in a city is \$1,570 per month with a standard deviation of \$200. Assume rent follows the normal distribution. Use the empirical rule to answer the following questions. a… read more
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Twenty-five blood samples were selected by taking every seventh
Twenty-five blood samples were selected by taking every seventh blood sample from racks holding 187 blood samples from the morning draw at a medical center. The white blood count (WBC) was measured us… read more
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4.3 Practice Problems 1. A study is conducted to estimate
4.3 Practice Problems 1. A study is conducted to estimate the mean total cholesterol level in children 2-6 years of age. A sample of 9 participants is selected and their total cholesterol levels are m… read more
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1. Five males with a particular genetic disorder have one child
1. Five males with a particular genetic disorder have one child each. The random variable x is the number of children among the five who inherit the genetic disorder. Determine whether the table descr… read more
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Total cholesterol levels of a sample of men aged 35-44 are
A total cholesterol levels of a sample of men aged 35-44 are normally distributed with a mean of 203 milligrams per deciliter and a standard deviation of 38.3 milligrams per deciliter. a. What percent… read more
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For Scott in Math category A specialty foods company sells
For Scott in Math category A specialty foods company sells "gourmet hams" by mail order. THe hams var in size from 4.15 to 7.45, with a mean weight of 6 pounds and standard deviation of 0.65 pounds. T… read more
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Question 18 of 20 5.0 Points A survey of passengers on
Question 18 of 20 5.0 Points A survey of passengers on domestic flights revealed these miles: Miles Flown Number of Passengers 100 up to 500 16 500 up to 900 41 900 up to 1,300 81 1,300 up to 1,700 11… read more
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First quartile = 67 Third quartile = 91 Standard deviation
First quartile = 67 Third quartile = 91 Standard deviation = 9 Range = 48 Mean = 75 Median = 80 Mode = 81 Midrange = 74 Answer each of the following, showing your work: I. What score was earned by mor… read more
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For Osbert12: Actual time (in seconds) recorded when statistic
For Osbert12: Actual time (in seconds) recorded when statistic students participate in an experiment to test their ability to determine when one minute (60 seconds) had passed are shown below: If the … read more
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Find the margin of error for the given values of c, s, and
Find the margin of error for the given values of c, s, and n. C=0.95, s=2.3, n=49 E=_________ (Round to three decimal places as needed) Construct the confidence interval for the population mean µ. C= … read more
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For a particular sample of 63 scores on a psychology exam,
For a particular sample of 63 scores on a psychology exam, the following results were obtained. First quartile = 47 Third quartile = 81 Standard deviation = 11 Range = 68 Mean = 70 Median = 71 Mode = … read more
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statistics questiom: average sale price is \$245,700 for a
statistics questiom: average sale price is \$245,700 for a house in 2003. find the range of values in which 75% of sale prices will lie is standard deviant is 44,000 round your k to the nearest whole n… read more
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1. For a particular sample of 63 scores on a psychology exam,
1. For a particular sample of 63 scores on a psychology exam, the following results were obtained. First quartile = 57 Third quartile = 87 Standard deviation = 9 Range = 51 Mean = 72 Median = 72 Mode … read more
Stevewh
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1. For a particular sample of 68 scores on a psychology exam,
1. For a particular sample of 68 scores on a psychology exam, the following results were obtained. First quartile = 57 Third quartile = 89 Standard deviation = 7 Range = 60 Mean = 70 Median = 73 Mode … read more
Stevewh
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