Quiz 1 statistics - Study guides, Class notes & Summaries

MATH 120: Introduction to Statistics Lime Spring Week 5 Quiz 2023 1. Using the testscores in the table below, whatis the variance of the scores on the exam? (Round your answer to the nearest whole number.)<br /> A: 27 2. Using the testscores in the table below, what is the standard deviation of the scores on the exam? (Round your answer to the nearest whole number.) A: 5 3. Assume that 500,000 people take the GED exam (high school proficiency exam) each year and their scores form...

QUESTION 1 1. A set of all possible data values for a subject under consideration is called ___. descriptive statistics a sample a populationXXXXXXXXX inferential statistics 5 points QUESTION 2 1. Which of the following can be classified as Discrete and Quantitative data. The acceleration of your car as you drive to school. The different colors of the eyes of your classmates. The number of students in your school.XXXXX The height of all the people in your neighborhood. 5 points QUE...

WGU C207 Data Driven Decision Making Quizzes 2024/25 (Quiz 1) 1. For companies to attract and retain their best customers they need a complete portrait of who they are. To develop this portrait companies turn to... A) Statistics B) Analytics C) Management Science D) Histograms B

Applied Statistics Quiz 1 Study Guide (summary)

MATH 120: Introduction to Statistics Lime Spring Week 7 Quiz. With 100% Correct Answers. Pass Guarantee 1. What is the impact of changing from the 90% confidence interval to the 99% confidence interval? A: The range of values included increases. 2. What does decreasing the standard deviation of the sample do to the confidence interval? A: The range of values included decreases. 3. What is the impact of decreasing the sample size? A: The range of values included increases. 4. Which a...

QUESTION 1 1. A set of all possible data values for a subject under consideration is called ___. descriptive statistics a sample a populationXXXXXXXXX inferential statistics 5 points QUESTION 2 1. Which of the following can be classified as Discrete and Quantitative data. The acceleration of your car as you drive to school. The different colors of the eyes of your classmates. The number of students in your school.XXXXX The height of all the people in your neighborhood. 5 points QUE...

Applied Statistics Quiz 1 Study Guide (summary)

Applied Statistics Quiz 1 Study Guide (summary) 2023

MATH 120: Introduction to Statistics Week 7 Quiz: QUESTIONS WITH ELABORATED ANSWERS 1. What is the impact of changing from the 90% confidence interval to the 99% confidence interval? A: The range of values included increases. 2. What does decreasing the standard deviation of the sample do to the confidence interval? A: The range of values included decreases.

Applied Statistics Quiz 1 Study Guide (summary) 2023 RATED A+