sadlierconnect.com ONLINE Lesson 31 Independent Practice solve the problems. Jen
ID: 3210208 • Letter: S
Question
sadlierconnect.com ONLINE Lesson 31 Independent Practice solve the problems. Jen reads that eads that the mean of a random sample can be used as an estimate for the mear 10. znoan of a population. She takes a random sample of the heights (in inches) of f the 50 students in her gym class. Her data set is: 58, 56, 57, 60, 64, 66, 62, 65. Estimate the mean height of the students in the class . show your work. Answer It. Karol takes two random samples of the 650 students in her school, asking each to name his or her favorite color. Which is more likely to be representative of the population: Sample #1, Sample #2, or both samples together? Red Orange Yellow Green Blue Purple Sample #1 | Sample #2 | 16 12 9 14 12 Answer Justify your answer. 12. An advertising agency takes two random samples of drivers aged 25-34 to P 12. An determine the color of cars they are most interested in purchasing Blue Black Silver White Red Gray 123 132 183 122 Sample #1 | Sample #2 | 199 85 130 108 The agency's report says drivers aged 25-34 are more interested in purchasing blue cars than red cars. Do you agree? Answer Justify your answer.Explanation / Answer
12.
Yes, it appears from the data that drivers prefer blue color over red color cars from both the samples.
Sample 1: 123[Blue] > 122 [Red]
Sample 2: 132[Blue] > 130 [Red]
Related Questions
Navigate
Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.