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12. Critique Reasoning For two weeks, the school librarian recorded the number of library books returned each morning. Books Returned 0 i 2 3 4 56789 1o 11 The data are shown in the dot Books plot. The librarian found the mean number of books returned each morning. 8+6+10+5+9+8+3+6 _ 55 6.9 8. Is this the correct mean of this data set? If not, explain and correct the answer. 00+ o

12. Critique Reasoning For two weeks, the school librarian recorded the number of library books returned each morning. Books Returned 0 i 2 3 4 56789 1o 11 The data are shown in the dot Books plot. The librarian found the mean number of books returned each morning. 8+6+10+5+9+8+3+6 _ 55 6.9 8. Is this the correct mean of this data set? If not, explain and correct the answer. 00+ o

Algebra and Trigonometry (6th Edition)
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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12. Critique Reasoning For two weeks, the school librarian recorded the number of library books returned each morning. Books Returned 1 2 3 45 6 7 8 9 10 11 The data are shown in the dot Books plot. The librarian found the mean number of books returned each morning. 8+6+10+5 +9+8+3+6 8. A 6.9 Is this the correct mean of this data set? not, explain and correct the answer. 13. Critical Thinking Lauren's scores on her math tests are 93, 91, 98, 100, 95, 92, and 96. What score could Lauren get on her next math test so that the mean and median remain the same? Explain your answer. 14. Persevere in Problem Solving Yuko wants to take a job selling cars. Since she will get a commission for every car she sells, she finds out the sale price of the last four cars sold at each company. Company A: $16,000; $20,000; $25,000; $35,000; Company B: $21,000, $23,000, $36,000, $48,000 a. Find the mean selling price at each company. b. Find the median selling price at each company. c. Communicate Mathematical Ideas At either company, Yuko will get paid a commission of 20% of the sale price of each car she sells. Based on the data, where do you recommend she take a job? Why?
Transcribed Image Text:12. Critique Reasoning For two weeks, the school librarian recorded the number of library books returned each morning. Books Returned 1 2 3 45 6 7 8 9 10 11 The data are shown in the dot Books plot. The librarian found the mean number of books returned each morning. 8+6+10+5 +9+8+3+6 8. A 6.9 Is this the correct mean of this data set? not, explain and correct the answer. 13. Critical Thinking Lauren's scores on her math tests are 93, 91, 98, 100, 95, 92, and 96. What score could Lauren get on her next math test so that the mean and median remain the same? Explain your answer. 14. Persevere in Problem Solving Yuko wants to take a job selling cars. Since she will get a commission for every car she sells, she finds out the sale price of the last four cars sold at each company. Company A: $16,000; $20,000; $25,000; $35,000; Company B: $21,000, $23,000, $36,000, $48,000 a. Find the mean selling price at each company. b. Find the median selling price at each company. c. Communicate Mathematical Ideas At either company, Yuko will get paid a commission of 20% of the sale price of each car she sells. Based on the data, where do you recommend she take a job? Why?
16.1 Independent Practice Personal Math Trainer Online Assessment and Intervention. COMMON 6.SP.3, 6.SP.5, 6.SP.5a, 6.SP.5b, 6.SP.5c, 6.SP.5d CORE Independent Practice Several students in Ashton's class were randomly selected and asked how many text messages they sent yesterday. Their answers were 1,0, 10, 7, 13, 2, 9, 15, 0, 3. Q Selected Answers See all the selected answers. 5. How many students were asked? How do you know? 6. Find the mean and the median for these data. Мean %3 Median = The points scored by a basketball team in its last 6 games are Points Scored shown. Use these data for 7 and 8. 73 77 85 84 37 115 7. Find the mean score and the median score. Mean = Median = 8. Which measure better describes the typical number of points scored? Explain. Some people were asked how long it takes them to commute to work. Use the data for 9–11. 9. What units are used for the data? What should you do before finding the mean and median number of minutes? 16 min 5 min 7 min 8 min 14 min 12 min 10. Find the mean and median number of minutes. 0.5 hr 1 hr Mean = Median = 11. Which measure do you think is more typical of the data? © Houghton Mifflin Harcourt Publishing Company
Transcribed Image Text:16.1 Independent Practice Personal Math Trainer Online Assessment and Intervention. COMMON 6.SP.3, 6.SP.5, 6.SP.5a, 6.SP.5b, 6.SP.5c, 6.SP.5d CORE Independent Practice Several students in Ashton's class were randomly selected and asked how many text messages they sent yesterday. Their answers were 1,0, 10, 7, 13, 2, 9, 15, 0, 3. Q Selected Answers See all the selected answers. 5. How many students were asked? How do you know? 6. Find the mean and the median for these data. Мean %3 Median = The points scored by a basketball team in its last 6 games are Points Scored shown. Use these data for 7 and 8. 73 77 85 84 37 115 7. Find the mean score and the median score. Mean = Median = 8. Which measure better describes the typical number of points scored? Explain. Some people were asked how long it takes them to commute to work. Use the data for 9–11. 9. What units are used for the data? What should you do before finding the mean and median number of minutes? 16 min 5 min 7 min 8 min 14 min 12 min 10. Find the mean and median number of minutes. 0.5 hr 1 hr Mean = Median = 11. Which measure do you think is more typical of the data? © Houghton Mifflin Harcourt Publishing Company
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