Section 1.1

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A numerical description of a population characteristic

Parameter

A polling organization contacts 2216 male university graduates who have a white collar job and asks whether or not they had received a raise at work during the past 4 months. 1. What is the population in the study? A. Male university graduates who have a white collar job. B. Male university graduates. C. Male university graduates who have received a raise at work. D. Male university graduates who have a white collar job and have received a raise at work. 2. What is the sample in the study? A. The 2216 male university graduates who have a white collar job. B. Male university graduates. C. Male university graduates who have a white collar job. D. The 2216 male university graduates who have received a raise at work.

1. A. Male university graduates 2. A. The 2216 male university graduates who have a white collar job. A population is the collection of all outcomes, responses, measurements, or counts that are of interest. A sample is a subset of the population from which data are actually obtained.

In a poll, 1,002 adults in a country were asked whether they favor or oppose the use of "federal tax dollars to fund medical research using stem cells obtained from human embryos." Among the respondents, 46% said that they were in favor. Identify the population and the sample. 1. What is the population in the given problem? Choose the correct answer below. A. 46% of the 1,002 adults selected B. The 1,002 adults selected C. All adults in the country D. 46% of all adults in the country 2. Identify the sample for the given problem. Choose the correct answer below. A. 46% of the 1,002 adults selected B. 46% of all adults in the country C. All adults in the country D. The 1,002 adults selected

1. C. All adults in the country 2. D. The 1,002 adults selected A population is the collection of all outcomes, responses, measurements, or counts that are of interest. A sample is a subset of the population from which data are actually obtained.

In a poll, 1,005 adults in a country were asked whether they favor or oppose the use of "federal tax dollars to fund medical research using stem cells obtained from human embryos." Among the respondents, 46% said that they were in favor. Identify the population and the sample. 1. What is the population in the given problem? Choose the correct answer below. A. 46% of the 1,005 adults selected B. The 1,005 adults selected C. All adults in the country D. 46% of all adults in the country 2. Identify the sample for the given problem. Choose the correct answer below. A. 46% of the 1,005 adults selected B. 46% of all adults in the country C. All adults in the country D. The 1,005 adults selected

1. C. All adults in the country 2. D. The 1,005 adults selected A population is the collection of all outcomes, responses, measurements, or counts that are of interest. A sample is a subset of the population from which data are actually obtained.

Determine whether the data set is a population or a sample. Explain your reasoning. The number of radios in each household in a country. A. Population because it is a collection of the number of radios for all households in the country. B. Population, because it is a subset of all households in the world. C. Sample, because it is a collection of the number of radios for some households in the country. D. Sample, because it is a collection of the number of radios for all households in the country, but there are radios in other countries.

A. Population because it is a collection of the number of radios for all households in the country. A population is the collection of all outcomes, responses, measurements, or counts that are of interest. A sample is a subset of a population.

Determine whether the data set is a population or a sample. Explain your reasoning. The height of each student in a classroom A. Population, because it is a collection of heights for all students in the classroom. B. Sample, because it is a collection of heights for some students in the classroom. C. Sample, because it is a collection of heights for all students in the classroom, but there are more students in the school. D. Population, because it is a subset of all students in the school.

A. Population, because it is a collection of heights for all students in the classroom. A population is the collection of all outcomes, responses, measurements, or counts that are of interest. A sample is a subset of a population.

Determine whether the data set is a population or a sample. Explain your reasoning. The number of restaurants in each city in a state. A. Population, because it is a collection of the number of restaurants for all cities in the state. B. Sample, because it is a collection of the number of restaurants for all cities in the state, but there are restaurants in other states. C. Population, because it is a subset of all states in the country. D. Sample, because it is a collection of the number of restaurants for some cities in the state.

A. Population, because it is a collection of the number of restaurants for all cities in the state. A population is the collection of all outcomes, responses, measurements, or counts that are of interest. A sample is a subset of a population.

Determine whether the data set is a population or a sample. Explain your reasoning. A survey of 500 spectators from a stadium with 42,000 spectators A. Sample, because the collection of 500 spectators' surveys is a subset of all spectators in the stadium. B. Population, because it is a subset of all spectators in the stadium. C. Population, because it is a collection of surveys for all spectators in the stadium. D. Sample, because it is a collection of surveys for all spectators in the stadium, but there are other stadiums.

A. Sample, because the collection of 500 spectators' surveys is a subset of all spectators in the stadium. A population is the collection of all outcomes, responses, measurements, or counts that are of interest. A sample is a subset of a population.

How is a sample related to a population? A. A sample is the collection of all outcomes, responses, measurements, or counts. B. A sample is a subset of a population. C. A sample is a numerical measure that describes a sample characteristic.

B. A sample is a subset of a population.

Determine whether the data set is a population or a sample. Explain your reasoning. The salary of each teacher in a school A. Population, because it is a subset of all schools in the city. B. Population, because it is a collection of salaries for all teachers in the school. C. Sample, because it is a collection of salaries for some teachers in the school. D. Sample, because it is a collection of salaries for all teachers in the school, but there are other schools.

B. Population, because it is a collection of salaries for all teachers in the school. A population is the collection of all outcomes, responses, measurements, or counts that are of interest. A sample is a subset of a population.

Determine whether the data set is a population or a sample. Explain your reasoning. The diastolic blood pressure of 10 patients in a hospital containing 200 patients A. Population, because it is a subset of all patients in the hospital. B. Sample, because the collection of 10 patients' blood pressures is a subset of all patients in the hospital. C. Population, because it is a collection of blood pressure for al patients in the hospital. D. Sample, because it is a collection of blood pressure for all patients in the hospital, but there are other hospitals.

B. Sample, because the collection of 10 patients' blood pressures is a subset of all patients in the hospital. A population is the collection of all outcomes, responses, measurements, or counts that are of interest. A sample is a subset of a population.

Determine whether the data set is a population or a sample. Explain your reasoning. The heights of half of the students in a class A. Population, because it is a subset of all students in the class. B. Sample, because the collection of heights of half of the students is a subset of all students in the class. C. Population, because it is a collection of heights for all of the students in the class. D. Sample, because it is a collection of heights for all of the students in the class, but there are other classes.

B. Sample, because the collection of heights of half of the students is a subset of all students in the class. A population is the collection of all outcomes, responses, measurements, or counts that are of interest. A sample is a subset of a population.

Determine whether the data set is a population or a sample. Explain your reasoning. The salaries of 5 baseball players on a team of 25 A. Sample, because it is a collection of salaries for all members of the team, but there are other baseball teams. B. Sample, because the collection of salaries for 5 baseball players is a subset of all baseball players on the team. C. Population, because it is a collection of salaries for all members of the team. D. Population, because it is a subset of all baseball players on the team.

B. Sample, because the collection of salaries for 5 baseball players is a subset of all baseball players on the team. A population is the collection of all outcomes, responses, measurements, or counts that are of interest. A sample is a subset of a population.

Determine whether the data set is a population or a sample. Explain your reasoning. The number of cars for 10 households in a neighborhood of 30 households. A. Population, because it is a subset of all households in the neighborhood. B. Sample, because the collection of the number of cars for 10 households is a subset of all households in the neighborhood. C. Population, because it is a collection of the number of cars for all households in the neighborhood. D. Sample, because it is a collection of the number of cars for all households in the neighborhood, but there are other neighborhoods.

B. Sample, because the collection of the number of cars for 10 households is a subset of all households in the neighborhood. A population is the collection of all outcomes, responses, measurements, or counts that are of interest. A sample is a subset of a population.

Determine whether the statement is true or false. If it is false, rewrite it as a true statement. A statistic is a measure that describes a population characteristic. A. True B. False. A statistic is the science of collecting, organizing, analyzing, and interpreting data in order to make decisions. C. False. A statistic is a measure that describes a sample characteristic.

C. False. A statistic is a measure that describes a sample characteristic.

Determine whether the data set is a population or a sample. Explain your reasoning. The number of children in four houses on a street of 15 A. Population, because it is a collection of the number of children for all households on the street. B. Sample, because it is a collection of the number of children for all households on the street, but there are other streets. C. Sample, because the collection of the number of children for four houses is a subset of all houses on the street. D. Population, because it is a subset of all houses on the street.

C. Sample, because the collection of the number of children for four houses is a subset of all houses on the street. A population is the collection of all outcomes, responses, measurements, or counts that are of interest. A sample is a subset of a population.

Determine whether the data set is a population or a sample. Explain your reasoning. The number of floors in each building in a city A. Sample, because it is a collection of the number of floors for some buildings in the city. B. Sample, because it is a collection of the number of floors for all buildings in the city, but there are more buildings in other cities. C. Population, because it is a subset of all buildings in the state. D. Population, because it is a collections of the number of floors for all buildings in the city.

D. Population, because it is a collections of the number of floors for all buildings in the city. A population is the collection of all outcomes, responses, measurements, or counts that are of interest. A sample is a subset of a population.

Determine whether the data set is a population or a sample. Explain your reasoning. The grades of 5 students in a classroom of 30 A. Population, because it is a collection of grades for all students in the classroom. B. Population, because it is a subset of all students in the class. C. Sample, because it is a collection of grades for all students in the classroom, but there are other classrooms. D. Sample, because the collection of 5 students' grades is a subset of all students in the class.

D. Sample, because the collection of 5 students' grades is a subset of all students in the class. A population is the collection of all outcomes, responses, measurements, or counts that are of interest. A sample is a subset of a population.

Determine whether the data set is a population or a sample. Explain your reasoning. The temperature in four state capitals out of 50 A. Population, because it is a collection of temperatures for all of the state capitals. B. Sample, because it is a collection of temperatures for all of the state capitals, but there are other countries. C. Population, because it is a subset of all state capitals. D. Sample, because the collection of temperatures for four state capitals is a subset of all state capitals.

D. Sample, because the collection of temperatures for four state capitals is a subset of all state capitals. A population is the collection of all outcomes, responses, measurements, or counts that are of interest. A sample is a subset of a population.

A numerical description of a sample characteristic

Statistic


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