The following data set are grades of students enrolled in Math 111. Dr. Glen, the professor for Math 111 wants to determine the following: Q3, D₂, D5, P45, and P85. Grades f cfb 91-94 6 77 87-90 15 71 83-86 10 56 79-82 15 46 75-78 8 31 71-74 9 23 67-70 10 14 63-66 4 4 TOTAL 77 use the formulas simmilar to the attached photo:
The following data set are grades of students enrolled in Math 111. Dr. Glen, the professor for Math 111 wants to determine the following: Q3, D₂, D5, P45, and P85. Grades f cfb 91-94 6 77 87-90 15 71 83-86 10 56 79-82 15 46 75-78 8 31 71-74 9 23 67-70 10 14 63-66 4 4 TOTAL 77 use the formulas simmilar to the attached photo:
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.2: Exponents And Radicals
Problem 19E
Related questions
Question
The following data set are grades of students enrolled in Math 111. Dr. Glen, the professor for Math 111 wants to determine the following: Q3, D₂, D5, P45, and P85.
| Grades | f | cfb |
| 91-94 | 6 | 77 |
| 87-90 | 15 | 71 |
| 83-86 | 10 | 56 |
| 79-82 | 15 | 46 |
| 75-78 | 8 | 31 |
| 71-74 | 9 | 23 |
| 67-70 | 10 | 14 |
| 63-66 | 4 | 4 |
| TOTAL | 77 |
use the formulas simmilar to the attached photo:
Transcribed Image Text:Q3=LCB+
F
i(on-fi)
F
Where: k1, 2, 3, 4, 5, 6, 7,8,9
90
(100-f₁)
F
Dk = LCB+
P90LCB+
(Ctrl) -
Expert Solution
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 4 steps
Recommended textbooks for you
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:
9781133382119
Author:
Swokowski
Publisher:
Cengage
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:
9781133382119
Author:
Swokowski
Publisher:
Cengage