Simple Quiz Statistics

Statistics is a numerical measure computed to describe a characteristic of a _______.

• Population

• Sample

• Data

• Observations

In statistics, conducting a survey means

• Collecting information from elements

• Making mathematical calculations

• Drawing graphs and pictures

• None of the above

In statistics, a population consists of:

• All people living in a country

• All people living in the are under study

• All subjects or objects whose characteristics are being studied

• None of the above

The sum of the percent frequencies for all classes will always equal

• One

• The number of classes

• The number of items in the study

• One hundred

You asked five of you classmates about their height. On the basis of this information, you stated that the average height of all students in your university or college is 67 inches. This is an example of:

• Descriptive statistics

• Inferential statistics

• Parameter

• Population

What does this figure refer to?

• Bar chart

• Pie chart

• Ogive

• Histogram

The following data show the number of hours worked by 200 statistics students. Refer to above table, find the total students in this class.

• 200

• 150

• 100

• 250

The following data show the number of hours worked by 200 statistics students. Refer to above table, find the number of students working 19 hours or less.

• 40

• 50

• 90

• 100

The value that has half of the observations above it and half the observations below it is called the

• Range

• Median

• Mode

• Mean

The most frequently occurring value of a data set is called the

• Range

• Mode

• Median

• Mean