Stats Day 1 Review

An easily accessible

sample is chosen

• simple sample

• systematic sample

• voluntary sample

• convenience sample

Asking every fifth student in the sixth grade his

or her opinion on something.

• simple sample

• systematic sample

• voluntary sample

• convenience sample

There are 20 fish, 2 frogs, and 1 turtle in the pond.

• Qualitative Observation

• Quantitative Observation

It tastes sweet.

• Qualitative
• Quantitative

When examining the alphabet, which is an example of a sample?

• The entire alphabet

• Vowels

• Negative Integers

A survey of 1000 patients at Emory hospital found that 40% cases are heart disease treatment.  Identify the population

• All Emory hospital patients

• 1000 Emory hospital patients

• 40% cases

• 40 hear disease cases.

One group of subjects was given an herbal supplement and another group was given a placebo. After one year, the number of illnesses each group had was compared.

• Observational Study

• Experiment

A researcher stood at a school parking lot entrance to see if the color of a car is related to the driver not wearing a seatbelt.

• Observational Study

• Experiment