When pharmaceutical companies try a new vaccine on a portion or part of a population, this is called a

What is the sample standard deviation of the following numbers? 7, 6, 5, 4, 2 (Round to 2 decimal places)

What is the probability that a guest pays at least $79 for a ticket? (2 decimal places)

If 1 employee at Unique Services is randomly selected, what is the probability that the employee works in Maintenance? (2 decimal places)

Given that a randomly selected Unique Services employee is female, what is the probability that she works in Production? (2 decimal places)

A survey is mailed to 300 residents of Topeka that were selected via simple random sample. The survey asks about their grocery shopping habits. What is the most likely source of sampling error?

When talking about the weights of the elephants at the Sedgwick County Zoo, are those 7 elephants a sample or a population?

The correct measure of central tendency to use for a skewed dataset such as income in the United States is

An example of a qualitative variable is

A group of 100 students was surveyed about their interest in a new International Studies program. Interest was measured in terms of high, medium, or low. In the study, 30 students responded high interest, 40 students responded medium interest, and 30 students responded low interest. What is the relative frequency of students with high interest?