The expected value, and the standard deviation of the random variable X for the age X of a females Hispanic worker in the U.S. round to two decimal places using rounded midpoints of the measurement classes in the table showing the approximate number of females of Hispanic origin employed in U.S. in the year 2005 divided by age groups. Age 15 − 24.9 25 − 54.9 55 − 64.9 Employment (thousands) 1200 5 , 000 600

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Answer 1

Question

Chapter 9.4, Problem 38E

(a)

To determine

To calculate: The expected value, and the standard deviation of the random variable X for the age X of a females Hispanic worker in the U.S. round to two decimal places using rounded midpoints of the measurement classes in the table showing the approximate number of females of Hispanic origin employed in U.S. in the year 2005 divided by age groups.

Age 15−24.9 25−54.9 55−64.9

Employment (thousands) 1200 5,000 600

(b)

To determine

To calculate: The interval in which approximately 68% of all male Hispanic workers will fall using the empirical rule if the table shows the approximate number of females of Hispanic origin employed in U.S. in the year 2005 divided by age groups.

Age 15−24.9 25−54.9 55−64.9

Employment (thousands) 1200 5,000 600

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Answer 2

Question

Chapter 9.4, Problem 38E

(a)

To determine

To calculate: The expected value, and the standard deviation of the random variable X for the age X of a females Hispanic worker in the U.S. round to two decimal places using rounded midpoints of the measurement classes in the table showing the approximate number of females of Hispanic origin employed in U.S. in the year 2005 divided by age groups.

Age 15−24.9 25−54.9 55−64.9

Employment (thousands) 1200 5,000 600

(b)

To determine

To calculate: The interval in which approximately 68% of all male Hispanic workers will fall using the empirical rule if the table shows the approximate number of females of Hispanic origin employed in U.S. in the year 2005 divided by age groups.

Age 15−24.9 25−54.9 55−64.9

Employment (thousands) 1200 5,000 600

Expert Solution & Answer

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Check out a sample textbook solution

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Answer 3

Question

Chapter 9.4, Problem 38E

(a)

To determine

To calculate: The expected value, and the standard deviation of the random variable X for the age X of a females Hispanic worker in the U.S. round to two decimal places using rounded midpoints of the measurement classes in the table showing the approximate number of females of Hispanic origin employed in U.S. in the year 2005 divided by age groups.

Age 15−24.9 25−54.9 55−64.9

Employment (thousands) 1200 5,000 600

(b)

To determine

To calculate: The interval in which approximately 68% of all male Hispanic workers will fall using the empirical rule if the table shows the approximate number of females of Hispanic origin employed in U.S. in the year 2005 divided by age groups.

Age 15−24.9 25−54.9 55−64.9

Employment (thousands) 1200 5,000 600

Expert Solution & Answer

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Check out a sample textbook solution

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Answer 4

Question

Chapter 9.4, Problem 38E

(a)

To determine

To calculate: The expected value, and the standard deviation of the random variable X for the age X of a females Hispanic worker in the U.S. round to two decimal places using rounded midpoints of the measurement classes in the table showing the approximate number of females of Hispanic origin employed in U.S. in the year 2005 divided by age groups.

Age 15−24.9 25−54.9 55−64.9

Employment (thousands) 1200 5,000 600

(b)

To determine

To calculate: The interval in which approximately 68% of all male Hispanic workers will fall using the empirical rule if the table shows the approximate number of females of Hispanic origin employed in U.S. in the year 2005 divided by age groups.

Age 15−24.9 25−54.9 55−64.9

Employment (thousands) 1200 5,000 600

Expert Solution & Answer

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Check out a sample textbook solution

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Answer 5

Chapter 9.4, Problem 38E

(a)

To determine

To calculate: The expected value, and the standard deviation of the random variable X for the age X of a females Hispanic worker in the U.S. round to two decimal places using rounded midpoints of the measurement classes in the table showing the approximate number of females of Hispanic origin employed in U.S. in the year 2005 divided by age groups.

Age 15−24.9 25−54.9 55−64.9

Employment (thousands) 1200 5,000 600

(b)

To determine

To calculate: The interval in which approximately 68% of all male Hispanic workers will fall using the empirical rule if the table shows the approximate number of females of Hispanic origin employed in U.S. in the year 2005 divided by age groups.

Age 15−24.9 25−54.9 55−64.9

Employment (thousands) 1200 5,000 600

Answer 6

Chapter 9.4, Problem 38E

(a)

To determine

To calculate: The expected value, and the standard deviation of the random variable X for the age X of a females Hispanic worker in the U.S. round to two decimal places using rounded midpoints of the measurement classes in the table showing the approximate number of females of Hispanic origin employed in U.S. in the year 2005 divided by age groups.

Age 15−24.9 25−54.9 55−64.9

Employment (thousands) 1200 5,000 600

Answer 7

Chapter 9.4, Problem 38E

(a)

To determine

To calculate: The expected value, and the standard deviation of the random variable X for the age X of a females Hispanic worker in the U.S. round to two decimal places using rounded midpoints of the measurement classes in the table showing the approximate number of females of Hispanic origin employed in U.S. in the year 2005 divided by age groups.

Age 15−24.9 25−54.9 55−64.9

Employment (thousands) 1200 5,000 600

Answer 8

(b)

To determine

To calculate: The interval in which approximately 68% of all male Hispanic workers will fall using the empirical rule if the table shows the approximate number of females of Hispanic origin employed in U.S. in the year 2005 divided by age groups.

Age 15−24.9 25−54.9 55−64.9

Employment (thousands) 1200 5,000 600

Answer 9

(b)

To determine

To calculate: The interval in which approximately 68% of all male Hispanic workers will fall using the empirical rule if the table shows the approximate number of females of Hispanic origin employed in U.S. in the year 2005 divided by age groups.

Age 15−24.9 25−54.9 55−64.9

Employment (thousands) 1200 5,000 600

Answer 10

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Answer 11

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Answer 12

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Answer 13

Ch. 9.1 - In Exercises 110, classify the random variable X...Ch. 9.1 - Prob. 2E Ch. 9.1 - In Exercises 110, classify the random variable X...Ch. 9.1 - In Exercises 110, classify the random variable X...Ch. 9.1 - Prob. 5E Ch. 9.1 - In Exercises 110, classify the random variable X...Ch. 9.1 - Prob. 7E Ch. 9.1 - In Exercises 110, classify the random variable X...Ch. 9.1 - In Exercises 110, classify the random variable X...Ch. 9.1 - In Exercises 110, classify the random variable X...

Solution Summary: The author calculates the expected value and standard deviation of the random variable X for a female Hispanic worker in the U.S. round to two decimal places using rounded midpoints.

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Age	15−24.9	25−54.9	55−64.9
Employment (thousands)	1200	5,000	600