Stats exam 1 pierson - Study guides, Class notes & Summaries

Stats Exam 1 Pierson Questions and Answers

Define statistics A. Statistics encompasses all scientific disciplines in which random occurrences are analyzed. In addition, statistics references any random occurrence which is reported using percentages or proportions. B. Statistics encompasses all scientific disciplines in which percentages are used, data are analyzed, and probabilities are found. In addition, statistics references any mathematical model which is reported using percentages or proportions. C. Statistics is the science o...

Stats Exam 1 Pierson

Stats Exam 1 Pierson Questions and Answers A+ Rated

design an experiment means - ansTo ________ to describe the overall plan in conducting the experiment. To design an experiment means to describe the overall plan in conducting the experiment. Question to ask, number of people participating Sampling error is error that results from__________ - ansusing a sample to estimate information about a population. This type of error occurs because a sample gives incomplete information about a population. Sampling bias means that_________ ...

Which scale of measurement did I use? I say only that the two students are different - annominal Which scale of measurement did I use? I can say that one student scored 6 points higher than the other - anInterval Which scale of measurement did I use? I can say that one student scored higher than the other, but I can't specify how much higher - anordinal Which scale of measurement did I use?I can say that the score for one student is twice as large as the score for ...

Which of the following would be used to describe the type of statistical methods used to organize and describe the characteristics of a collection of data? - ansDescriptive statistics ___________ statistics involve collecting, organizing, and summarizing data. - ansDescriptive If your professor tells you, "if you don't start with reliable data, you'll end up with unreliable results," what does he/she mean? - ansGarbage in, garbage out. _______ statistics are often (but n...

A table or listing that shows values and how many times each value occurs is: - ansFrequency distribution What is the simplest, most fundamental level of measurement? - ansNominal Students are given grades of A, B, C, D, or F on their homework assignments. The use of letter grades would be an example of what level of measurement? - ansOrdinal The scale of measurement that assumes there is an underlying scale of equal units, but without an absolute zero point, is the ______ scal...

Stats Exam 1 Pierson Questions and Answers