Summative Test 4

A ​ ​ (a)   is a representative portion of the population from which information is gathered.

• sample
• statistics
• parameter
• population

A survey is carried out at Penn State Altoona to estimate the proportion of all undergraduate students living at home during the current term. Of the 3,838 undergraduate students enrolled at the campus, a random sample of 100 was surveyed. What is the population of the study?

• All the 3,838 undergraduate students enrolled at the campus

• The 100 who were surveyed

• All the students in universities across America

• All students living at home in the current term.

How can statistics be defined?

• any type of math

• as numbers

• the study of data

• plotting dots on a graph

Parameter is use for

• statistics

• population

• sample

• measurement

The average annual salary for 35 of a company's 1200 accountants is $68,000.

• parameter
• statistic

A student measures the weight of every individual in his batch. This means that he will get...

• Sample

• Statistics

• Variable

• Parameter

Determine whether it would be reasonable to survey the population or a sample:

You want to know the number of students in Florida who have summer jobs.

• Survey the population

• Survey a sample

Determine whether it would be reasonable to survey the population or a sample:

You want to know the favorite types of music of students in your homeroom.

• Survey the population

• Survey a sample

A ______ is the entire set of objects from which data might be collected

• sample

• population

• sample statistic

• population characteristic

A student wants to know which type of of pizza middle school students prefer. Which of the following options is a good, representative sample of the population?

• Asking all of the 5th graders

• Asking 20 students from each grade level in the middle school

• Asking all of the teachers

• Asking the students who walk to school each day