Elementary Statistics Exam 1 Review || with Errorless Solutions 100%.

Population correct answers complete collection of all individuals to be studied Sample correct answers a sub collection of members selected from a population The Gallup organization contacts 1,028 teenagers who are 13 to 17 years of age and live in the United States and asks whether or not they had been prescribed medications for any mental disorders, such as depression or anxiety. What is the population and what is the sample? correct answers Population: 13 to 17 years of age Sample: 1,028 teenagers A quality-control manager randomly selects 50 bottles of Coca-cola that were filled on October 15 to asses the calibration of the filling machine. What is the population and sample? correct answers Population: All bottles filled on October the 15th Sample: 50 bottles of Coca-cola Parameter correct answers a numerical measurement describing some characteristic of a population statistic correct answers a numerical measurement describing some characteristic of a sample The average score for a class of 28 students taking a calculus exam was 72%. Is 72% a parameter or a statistic? correct answers Parameter In a national survey on substance abuse, 66.4% of the respondents who were full time college students aged 18 to 22 reported using alcohol within the pass month. Parameter or Statistic? correct answers Statistic Only 12 men walked on the moon. The average age of these man at the time of their moonwalks was 39 years, 11 months, 15 days. Parameter or Statistic? correct answers Parameter Quantitive data correct answers numbers obtained by counting or measuring Qualitive data correct answers data that consists of names or labels Nation of siblings. Quantitative or qualitative(C)? correct answers C number of siblings. Quantitative or qualitative(C)? correct answers Q discrete data correct answers Numerical data values that can be COUNTED continuous data correct answers Data that can take on any value. There is no space between data values for a given domain. Graphs are represented by solid lines.