Stats Chapter 1.1 Getting Started

Identify the population being studied. The annual salaries of a sample of 3434 parents of your classmates.

All parents of your classmates

Identify the population being studied. The midterm exam scores of 1414 out of the 3636 students in your economics class.

All the students in your economic class

Determine whether the statement describes a descriptive or inferential statistic. 50% of all students at the local university voted in the last election.

Descriptive Statistic

Determine whether the statement describes a descriptive or inferential statistic. The average price of a car at the new car dealership in town is $29,000.

Descriptive Statistic

Determine whether the statement describes a descriptive or inferential statistic. A recent poll of 2940 luxury car owners in Indiana showed that the average price of a luxury car in the U.S. is $31,800.

Inferential Statistic

Determine whether the statement describes a descriptive or inferential statistic. A recent poll of 3447 home owners in Ohio showed that the average price of a house in the U.S. is $321,000.

Inferential statistic

Determine whether the statement describes a population or a sample. The price of homes of all the parents of your classmates.

Population

Determine if the numerical value describes a population parameter or a sample statistic. The average price of a house in the new subdivision is $320,000.

Population Paramater

Identify the population being studied and the sample chosen. The price of homes of a sample of 2424 parents of your classmates.

Population: All parents of your classmates Sample: 24 parents of your classmates

Determine whether the statement describes a population or a sample. The ages of a sample of 37 parents of your classmates.

Sample

Determine whether the statement describes a population or a sample. The overall exam scores of 55 out of the 2222 students in your world history class

Sample

Determine if the numerical value describes a parameter or a statistic. A recent poll of 3787 home owners in Pennsylvania showed that the average price of their houses is $317,000.

Sample Statistic

Determine if the numerical value describes a parameter or a statistic. A recent poll of 3821 home owners in Ohio showed that the average price of their houses is $288,000.

Sample Statistic

Determine if the numerical value describes a parameter or a statistic. A survey of 17601760 people in the U.S. revealed that 76%76% of those surveyed eat while they drive.

Sample Statistic

Determine if the numerical value describes a parameter or a statistic. A survey of 1841 people in the U.S. revealed that 74% of those surveyed are self-conscious about their weight.

Sample Statistic

Identify the sample chosen for the study. The number of hours a group of 12 children in Mrs. Smith's kindergarten class sleep in a day.

The 12 children selected in Mrs. Smith's kindergarten class

Determine whether the statement describes a population or a sample. The heights of all the cucumber plants at Mr. Lonardo's greenhouse.

population

Determine if the numerical value describes a population parameter or a sample statistic. 79%79% of all students at the local university voted in the last election.

population parameter