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7. Computer technicians were randomly surveyed to collect data on their number of years of experience and their current salary. a) Graph the data in a scatter plot. Draw the line of best fit. Years of experience b) Determine the equation of your line of best fit. Salary (5) 1 27 800 2 44 500 2 34 300 5 37 800 6 51 175 6 53 500 8 58 200 c) Use your line to predict the salary for 12 year experience. Would you be interpolating or extrapolating? 8. A researcher wants to find out whether there is a connection between receiving high grades in math and playing a musical instrument. She interviews the 25 high school students in one math class and asks them these questions: Explain how you could improve each of these components of the survey a) Sample size "1. Do you play a musical instrument?" "2. If yes, what instrument? Guitar Piano Banjo" "3. What was your average in math last year?" b) Survey question issues c) Sampling technique, is there a better way? 5. For a data management project, Ryan sent a survey to the teachers in his school, asking them to how many years they have taught. Here are their responses: 0, 1, 2, 2, 3, 3, 5, 5, 12, 12, 13, 14, 15, 17, 17, 18, 18, 18, 19, 22, 25, 27, 40 a) Calculate the mean, median and mode. b) Determine the first quartile and the third quartiles? c) What percentile rank is associated with 10 years of teaching? 6. Use the graph below to answer the following questions. Fam Product Price Index Index Value (1997-100) 115- 110 106 100 的 90 05 80 75 70 1851 1005 051 sent 2051 1998 Year c00e Spo me 1000 100 2005 2006 a) Why do all the lines intersect at 1997? Too Fam Products -Том Стора b) Which line seems to be the most unpredictable? c) Name one year when crops were doing better than livestock: --Total Livestock and Anal Products d) If 10 pounds of potatoes costs $4.99 in 1997, estimate their cost in 2005.

7. Computer technicians were randomly surveyed to collect data on their number of years of experience and their current salary. a) Graph the data in a scatter plot. Draw the line of best fit. Years of experience b) Determine the equation of your line of best fit. Salary (5) 1 27 800 2 44 500 2 34 300 5 37 800 6 51 175 6 53 500 8 58 200 c) Use your line to predict the salary for 12 year experience. Would you be interpolating or extrapolating? 8. A researcher wants to find out whether there is a connection between receiving high grades in math and playing a musical instrument. She interviews the 25 high school students in one math class and asks them these questions: Explain how you could improve each of these components of the survey a) Sample size "1. Do you play a musical instrument?" "2. If yes, what instrument? Guitar Piano Banjo" "3. What was your average in math last year?" b) Survey question issues c) Sampling technique, is there a better way? 5. For a data management project, Ryan sent a survey to the teachers in his school, asking them to how many years they have taught. Here are their responses: 0, 1, 2, 2, 3, 3, 5, 5, 12, 12, 13, 14, 15, 17, 17, 18, 18, 18, 19, 22, 25, 27, 40 a) Calculate the mean, median and mode. b) Determine the first quartile and the third quartiles? c) What percentile rank is associated with 10 years of teaching? 6. Use the graph below to answer the following questions. Fam Product Price Index Index Value (1997-100) 115- 110 106 100 的 90 05 80 75 70 1851 1005 051 sent 2051 1998 Year c00e Spo me 1000 100 2005 2006 a) Why do all the lines intersect at 1997? Too Fam Products -Том Стора b) Which line seems to be the most unpredictable? c) Name one year when crops were doing better than livestock: --Total Livestock and Anal Products d) If 10 pounds of potatoes costs $4.99 in 1997, estimate their cost in 2005.

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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7. Computer technicians were randomly surveyed to collect data on their number of years of experience and their current salary. a) Graph the data in a scatter plot. Draw the line of best fit. Years of experience b) Determine the equation of your line of best fit. Salary (5) 1 27 800 2 44 500 2 34 300 5 37 800 6 51 175 6 53 500 8 58 200 c) Use your line to predict the salary for 12 year experience. Would you be interpolating or extrapolating? 8. A researcher wants to find out whether there is a connection between receiving high grades in math and playing a musical instrument. She interviews the 25 high school students in one math class and asks them these questions: Explain how you could improve each of these components of the survey a) Sample size "1. Do you play a musical instrument?" "2. If yes, what instrument? Guitar Piano Banjo" "3. What was your average in math last year?" b) Survey question issues c) Sampling technique, is there a better way?
Transcribed Image Text:7. Computer technicians were randomly surveyed to collect data on their number of years of experience and their current salary. a) Graph the data in a scatter plot. Draw the line of best fit. Years of experience b) Determine the equation of your line of best fit. Salary (5) 1 27 800 2 44 500 2 34 300 5 37 800 6 51 175 6 53 500 8 58 200 c) Use your line to predict the salary for 12 year experience. Would you be interpolating or extrapolating? 8. A researcher wants to find out whether there is a connection between receiving high grades in math and playing a musical instrument. She interviews the 25 high school students in one math class and asks them these questions: Explain how you could improve each of these components of the survey a) Sample size "1. Do you play a musical instrument?" "2. If yes, what instrument? Guitar Piano Banjo" "3. What was your average in math last year?" b) Survey question issues c) Sampling technique, is there a better way?
5. For a data management project, Ryan sent a survey to the teachers in his school, asking them to how many years they have taught. Here are their responses: 0, 1, 2, 2, 3, 3, 5, 5, 12, 12, 13, 14, 15, 17, 17, 18, 18, 18, 19, 22, 25, 27, 40 a) Calculate the mean, median and mode. b) Determine the first quartile and the third quartiles? c) What percentile rank is associated with 10 years of teaching? 6. Use the graph below to answer the following questions. Fam Product Price Index Index Value (1997-100) 115- 110 106 100 的 90 05 80 75 70 1851 1005 051 sent 2051 1998 Year c00e Spo me 1000 100 2005 2006 a) Why do all the lines intersect at 1997? Too Fam Products -Том Стора b) Which line seems to be the most unpredictable? c) Name one year when crops were doing better than livestock: --Total Livestock and Anal Products d) If 10 pounds of potatoes costs $4.99 in 1997, estimate their cost in 2005.
Transcribed Image Text:5. For a data management project, Ryan sent a survey to the teachers in his school, asking them to how many years they have taught. Here are their responses: 0, 1, 2, 2, 3, 3, 5, 5, 12, 12, 13, 14, 15, 17, 17, 18, 18, 18, 19, 22, 25, 27, 40 a) Calculate the mean, median and mode. b) Determine the first quartile and the third quartiles? c) What percentile rank is associated with 10 years of teaching? 6. Use the graph below to answer the following questions. Fam Product Price Index Index Value (1997-100) 115- 110 106 100 的 90 05 80 75 70 1851 1005 051 sent 2051 1998 Year c00e Spo me 1000 100 2005 2006 a) Why do all the lines intersect at 1997? Too Fam Products -Том Стора b) Which line seems to be the most unpredictable? c) Name one year when crops were doing better than livestock: --Total Livestock and Anal Products d) If 10 pounds of potatoes costs $4.99 in 1997, estimate their cost in 2005.
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