Sullivan Fundamentals of Statistics 6e Chapter 1 Test
SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. Provide an appropriate response. 1) What is statistics? Objective: (1.1) Define statistics and statistical thinking.
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 2) Which of the following is not true of statistics? A) Statistics involves collecting and summarizing data. B) Statistics is used to answer questions with 100% certainty. C) Statistics is used to draw conclusions using data. D) Statistics can be used to organize and analyze information. Objective: (1.1) Define statistics and statistical thinking.
Determine whether the underlined value is a parameter or a statistic. 3) In a survey conducted in the town of Atherton, 22% of adult respondents reported that they had been involved in at least one car accident in the past ten years. A) statistic B) parameter Objective: (1.1) Explain the process of statistics.
4) 23.2% of the mayors of cities in a certain state are from minority groups. A) statistic B) parameter Objective: (1.1) Explain the process of statistics.
5) A study of 2,300 college students in the city of Pemblington found that 11% had been victims of violent crimes. A) statistic B) parameter Objective: (1.1) Explain the process of statistics.
6) 51.6% of the residents of Idlington Garden City are female. A) parameter
B) statistic
Objective: (1.1) Explain the process of statistics.
7) Telephone interviews of 385 employees of a large electronics company found that 55% were dissatisfied with their working conditions. A) parameter B) statistic Objective: (1.1) Explain the process of statistics.
8) The average age of the 65 students in Ms. Hope's political science class is 21 years 11 months. A) parameter B) statistic Objective: (1.1) Explain the process of statistics.
9) Mark retired from competitive athletics last year. In his career as a sprinter he had competed in the 100-meters event a total of 328 times. His average time for these 328 races was 10.25 seconds. A) statistic B) parameter Objective: (1.1) Explain the process of statistics.
1