After the graph was created, 3 more students were enrolled in her Science class. Which class has the fewest students after the 3 students joined Marie’s Science class?

A large school district administers a standardized test. The scores on this test for a large population are normally distributed with a mean of 200 and a standard deviation of 30. What is the probability that a test score chosen randomly is between 110 and 260? (Use the Empirical Rule to answer this question.)

The mean of this data set in the graph is:

What percent of the data is contained within the box?

The median of the data set in the graph is:

Predict the average science score for a country with an average eighth-grade math score of 570. Round to the nearest whole number.

The Human Resources Department at Corporation ABC uses the salaries of 200 of its 1200 employees to determine an average salary. Identify the sample in this scenario.

What is the range of the student scores?

The Human Resources Department at Corporation ABC uses the salaries of 200 of its 1200 employees to determine an average salary. Identify the population in this scenario.

Many good sales managers can get caught up in analyzing their budget numbers without looking around at what is actually happening in their marketplace.