Homework Answers
There are 4 subjects on which 15 instructors have majors. They are Economics, Accounting, Marketing and Finance.
So the data will be grouped into 4 categories, each category being the subject on which a instructor has majors.
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The following are the answers of 15 instructors when asked about their majors. To construct a...
Construct a frequency distribution and a relative frequency histogram for the data set using five classes. Which class...
Construct a frequency distribution and a relative frequency histogram for the data set using five classes. Which class has the greatest relative frequency and which has the least relative frequency? Click the icon to view the data set. Data Table Complete the table below. Use the minimum data entry as the lower limit of the first class Frequency, f Retirement ages for a sample of doctors. 52 66 70 5364 60 70 66 69 61 52 71 5860 73 67...
1. The following data set provides information about five college professors. Name Specialty Sex Age Rank...
1. The following data set provides information about five college professors. Name Specialty Sex Age Rank Able Bastien Management F 33 Full Professor Martin Marketing Ross Finance Young Accounting Economics M 40 Associate Professor M 52 Associate Professor F 30 Assistant Professor F 35 Assistant Professor a. How many elements are in this data set? b. How many variables are in this data set? c. How many observations are in the above data set? d. Which variables are qualitative and...
2) Part A In a class, the students are asked their age and the following answers...
2) Part A In a class, the students are asked their age and the following answers are obtained: 5; 7; 5; 9; 7; 7; 6; 9; 9; 9; 10; 12; 12; 7. Make a table of absolute frequency distribution (fi), cumulative frequency (Fi), Relative (h), Relative percentage (h,%) and cumulative relative (Hi) -------------------------------------------------------------------- Part B Now Respond: Respect the table of the previous problem, answer: A) How many students do they have at the most 8 years? B) What is...
Solve for c, d , e Problem2 Twenty people were asked were asked how many miles...
Solve for c, d , e
Problem2 Twenty people were asked were asked how many miles (to the nearest mile) they commute to work each day. Cumulative Relative Frequency Frequency Relative Frequency Miles 0.1 0.1 0.4 0.3 0.75 0.35 10 0.05 0.8 12 0.15 0.95 13 15 0.05 a. (396) Complete table (nn in relative frequency and cumulative relative frequency columns) b. (3%) Construct histogram E(396) Complete the box and whiskers plot B C D A-5 В 7 C= 10...
A random sample of employees at a large company were asked to provide information about how...
A random sample of employees at a large company were asked to provide information about how long it takes for them to get to work each day. The travel times from this sample, in minutes, are shown below. 13, 18, 36, 47, 51, 15, 16, 22, 26, 34, 58, 24, 37, 31, 25, 16, 44, 32, 38, 18, 26, 45, 14, 11, 8 Use the data provided above to construct a frequency distribution in the space provided below. Use 5...
Part 1 For your selected data set, calculate the following data statist Number of Data Values...
Part 1 For your selected data set, calculate the following data statist Number of Data Values 59 Minimum Value 21 Maximum Value 1103 Mean Value 404.17 Median Value 350 Mode 291 Frequency of Mode 2 Range 1082 Quartile 1 250 Quartile 2 350 Quartile 3 543 Inter-Quartile Range 293 Sum of Data Values 23246 Sum of Squared Deviations 2820832.31 Standard Deviation (for sample) 218.66 Part 2 Organize your data into exactly 5 groups/categories of equally-width. The range of data values...
A recent survey asked 5,000 people: "What's most important to you when choosing where to live?"...
A recent survey asked 5,000 people: "What's most important to you when choosing where to live?" The responses are shown below. Enter the data into Excel. 2. Relative Frequency Response Good Jobs Affordable Homes Good Schools Low Crime Things to do 0.25 0.15 0.35 0.15 0.1 a. b. Construct the frequency distribution. You have to go backwards using 5,000 people. How many of the people chose good jobs as the most important? The file (Math SAT) can be found in...
I. About 60% of small and medium-sized businesses are family-owned. A TEC International Inc. survey asked...
I. About 60% of small and medium-sized businesses are family-owned. A TEC International Inc. survey asked the chief executive officers (CEOs) of family-owned businesses how they became the CEO (The Wall Street Journal, December 16, 2003) Responses were that a) the CEO inherited the business, b) the CEO built the business, or c) the CEO was hired by the family-owned firm. A sample of 26 CEOs of family-owned businesses provided the following data on how each became the CEO Built...
2.14 A sample of 100 adults was taken, and these adults were asked about the number...
2.14 A sample of 100 adults was taken, and these adults were asked about the number of credit cards they possess. The following table gives the frequency distribution of their responses Number of Credit Cards 0 to 3 4 to 7 8 to 11 12 to 15 16 to 19 Number of Adults 23 40 28 Ge a. Find the class boundaries and class midpoints. b. Do all classes have the same width? If so, what is this width? c....
A national survey asked people, "How often do you eat out for dinner. (a) Construct a...
A national survey asked people, "How often do you eat out for dinner. (a) Construct a relative frequency distribution of the data. instead of at home?" The frequencies were as follows. Complete parts (a) through (9) Relative Response Frequency Never Response Frequency Rarely Never 252 Sometimes Rarely 569 Most of the time Sometimes 966 Most of the time Always 371 Always (Round to three decimal places as needed.) 68 (b) What percentage of respondents answered "Always"? (Round to one decimal...
Construct a frequency distribution and a relative frequency histogram for the data set using five classes. Which class has the greatest relative frequency and which has the least relative frequency? Click the icon to view the data set. Data Table Complete the table below. Use the minimum data entry as the lower limit of the first class Frequency, f Retirement ages for a sample of doctors. 52 66 70 5364 60 70 66 69 61 52 71 5860 73 67...
1. The following data set provides information about five college professors. Name Specialty Sex Age Rank Able Bastien Management F 33 Full Professor Martin Marketing Ross Finance Young Accounting Economics M 40 Associate Professor M 52 Associate Professor F 30 Assistant Professor F 35 Assistant Professor a. How many elements are in this data set? b. How many variables are in this data set? c. How many observations are in the above data set? d. Which variables are qualitative and...
Solve for c, d , e
Problem2 Twenty people were asked were asked how many miles (to the nearest mile) they commute to work each day. Cumulative Relative Frequency Frequency Relative Frequency Miles 0.1 0.1 0.4 0.3 0.75 0.35 10 0.05 0.8 12 0.15 0.95 13 15 0.05 a. (396) Complete table (nn in relative frequency and cumulative relative frequency columns) b. (3%) Construct histogram E(396) Complete the box and whiskers plot B C D A-5 В 7 C= 10...
Part 1 For your selected data set, calculate the following data statist Number of Data Values 59 Minimum Value 21 Maximum Value 1103 Mean Value 404.17 Median Value 350 Mode 291 Frequency of Mode 2 Range 1082 Quartile 1 250 Quartile 2 350 Quartile 3 543 Inter-Quartile Range 293 Sum of Data Values 23246 Sum of Squared Deviations 2820832.31 Standard Deviation (for sample) 218.66 Part 2 Organize your data into exactly 5 groups/categories of equally-width. The range of data values...
A recent survey asked 5,000 people: "What's most important to you when choosing where to live?" The responses are shown below. Enter the data into Excel. 2. Relative Frequency Response Good Jobs Affordable Homes Good Schools Low Crime Things to do 0.25 0.15 0.35 0.15 0.1 a. b. Construct the frequency distribution. You have to go backwards using 5,000 people. How many of the people chose good jobs as the most important? The file (Math SAT) can be found in...
I. About 60% of small and medium-sized businesses are family-owned. A TEC International Inc. survey asked the chief executive officers (CEOs) of family-owned businesses how they became the CEO (The Wall Street Journal, December 16, 2003) Responses were that a) the CEO inherited the business, b) the CEO built the business, or c) the CEO was hired by the family-owned firm. A sample of 26 CEOs of family-owned businesses provided the following data on how each became the CEO Built...
2.14 A sample of 100 adults was taken, and these adults were asked about the number of credit cards they possess. The following table gives the frequency distribution of their responses Number of Credit Cards 0 to 3 4 to 7 8 to 11 12 to 15 16 to 19 Number of Adults 23 40 28 Ge a. Find the class boundaries and class midpoints. b. Do all classes have the same width? If so, what is this width? c....
A national survey asked people, "How often do you eat out for dinner. (a) Construct a relative frequency distribution of the data. instead of at home?" The frequencies were as follows. Complete parts (a) through (9) Relative Response Frequency Never Response Frequency Rarely Never 252 Sometimes Rarely 569 Most of the time Sometimes 966 Most of the time Always 371 Always (Round to three decimal places as needed.) 68 (b) What percentage of respondents answered "Always"? (Round to one decimal...
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