Academic Integrity: tutoring, explanations, and feedback — we don’t complete graded work or submit on a student’s behalf.

Unit 2: Chapter 15 Review Exam Score Frequency Refer to the above table for ques

ID: 3148787 • Letter: U

Question

Unit 2: Chapter 15 Review Exam Score Frequency Refer to the above table for questions 1 through 5 Name: 62 65 72 76 80 84 92 96 The mean of the exam scores is a) 75.25 b) 79 1. c) 77.89 d) 80 Draw the box plot for the data In the table, after answering 1-5 2. The median of the exam scores is a) 75.25 b) 78 ) 77.75 d) 80 The third quartile of the exam scores is a) 72 b) 80 3. c) 74 d) 82 The range of the exam scores is a) 6 4. c) 100 d) 34 b) 8 The interquartile range for the exam scores is a) 14 b) 12 5. c) 10 d) 14.5 Use the box plot above to answer 6 through 8 6. Which of the following represents the five number summary for the salaries of the public employees? a) Min $24,000, Q1-$26,000, M-$42,000, 03 $58,000, Ma $64,000 b) Min $28,000, Q1-$32,000, M $44,000, 03-$56,000, Max $68,000 c) Min $22,000, Q1-$38,000, M-$41,000, 03-$59,000, Max $62,000 d) Min-$12,000, Q1-$40,000, M-$68,000, 03-$80,000, Max $100,000 The range of salaries for the group of private employees is approximately a) $88,000 b) $100,000 7. c) $84, 000 d) $82,000 Judy, a private employee, has an annual salary that is the median salary of the group of private employees. Charles is the highest paid among the group of public employees. Which of the following is true? a) Judy and Charles have the same annual salary. 8. The information provided is not sufficient to determine which of the two salaries is higher. c) Judy's annual salary is higher than Charles. d) Charles' annual salary is higher than Judy's b)

Explanation / Answer

Answer 6: summary of salary of public employee is 'b'

Min $28000, Q1= $32000, median$44000, Q3=$56000, max $68000

Answer 7: Range of salaries of private employee is ($10000-$16000)=$84000

Answer 8: Judy' salary=$68000

Charles salary=$68000

Both have equal salaries