Key Terms and Frequency Tables

An insurance company would like to determine the proportion of all medical doctors who have been involved in one or more malpractice lawsuits. The company selects 500 doctors at random from a professional directory and determines the number in the sample who have been involved in a malpractice lawsuit. What would be the population in this case?

• 500 doctors selected at random

• All medical doctors listed in the professional directory.

• The insurance company.

• All doctors who have been involved in a malpractice lawsuit.

An insurance company would like to determine the proportion of all medical doctors who have been involved in one or more malpractice lawsuits. The company selects 500 doctors at random from a professional directory and determines the number in the sample who have been involved in a malpractice lawsuit. What would be the parameter in this case?

• "yes" or "no"

• The proportion of medical doctors in the sample who have been involved in one or more malpractice suits.

• The proportion of all medical doctors who have been involved in one or more malpractice suits.

• The number of medical doctors who have been involved in one or more malpractice suits.

An insurance company would like to determine the proportion of all medical doctors who have been involved in one or more malpractice lawsuits. The company selects 500 doctors at random from a professional directory and determines the number in the sample who have been involved in a malpractice lawsuit. What would be the statistic in this case?

• "yes" or "no"

• The proportion of medical doctors in the sample who have been involved in one or more malpractice suits.

• The proportion of all medical doctors who have been involved in one or more malpractice suits.

• The number of medical doctors who have been involved in one or more malpractice suits.

An insurance company would like to determine the proportion of all medical doctors who have been involved in one or more malpractice lawsuits. The company selects 500 doctors at random from a professional directory and determines the number in the sample who have been involved in a malpractice lawsuit. What would be the data in this case?

• "yes" or "no"

• 1, 2, 3, 4, ...

• The 500 doctors selected at random from the professional directory.

• The number of medical doctors who have been involved in one or more malpractice suits.

The number of times per week that a person goes to the gym is considered:

• Qualitative Data

• Quantitative Discrete Data

• Quantitative Continuous Data

The distance a person runs on the treadmill at the gym is considered:

• Qualitative Data

• Quantitative Discrete Data

• Quantitative Continuous Data

How much weight someone lifts for the deadlift at the gym is considered:

• Qualitative Data

• Quantitative Discrete Data

• Quantitative Continuous Data

How many different exercise machines they have at the gym is considered:

• Qualitative Data

• Quantitative Discrete Data

• Quantitative Continuous Data

The type of machines they have at the gym: cardio, strength training, agility, etc. is considered:

• Qualitative Data

• Quantitative Discrete Data

• Quantitative Continuous Data

In a Kelton Research poll, 1114 Americans 18 years of age or older were called after their telephone numbers were randomly generated by a computers, and 36% of the respondents said that they believe in the existence of UFOs. What type of sampling is this?

• Simple Random

• Stratified

• Cluster

• Systematic