The following components make up your total grade: CRITERIA PERCENTAGE Homework 20% Labs 5% Midterm exams 35% Final exam 35% Online participation 5% ID Homework Labs Midterm exams Data set EVALUATION has the following contents: Final exam Online participation Final exam 12345 98 91 81 88 86 85 81 85 98 94 80 95 99 96 90 92 73 87 69 69 PARKK 90 70 84 91 85 (a) Write a program to create a new variable, SCORE, by calculating weighted mean for each ID. Hint: The weighted mean of data (1, 2,...,xn), with corresponding weights (w1, w2,, wn) is C = ΣΕ Σω (b) Your overall grade will be rounded to the nearest whole number (Ex: 79.5 rounds up to 80 and 79.4 rounds down to 79) and assigned a letter grade according to the scale below: SCORE Range ≥ 90 GRADE A > 80 and < 90 > 70 and < 80 B C > 60 and <70 < 60 D F Write a program to create a new variable, GRADE, by recoding the values of the variable SCORE into groups. Here is the data: ID Homework Labs Midterm exams Final exam Online participation 12345 98 91 81 88 90 86 85 81 85 70 98 94 80 95 84 99 96 90 92 91 73 87 69 69 85
The following components make up your total grade: CRITERIA PERCENTAGE Homework 20% Labs 5% Midterm exams 35% Final exam 35% Online participation 5% ID Homework Labs Midterm exams Data set EVALUATION has the following contents: Final exam Online participation Final exam 12345 98 91 81 88 86 85 81 85 98 94 80 95 99 96 90 92 73 87 69 69 PARKK 90 70 84 91 85 (a) Write a program to create a new variable, SCORE, by calculating weighted mean for each ID. Hint: The weighted mean of data (1, 2,...,xn), with corresponding weights (w1, w2,, wn) is C = ΣΕ Σω (b) Your overall grade will be rounded to the nearest whole number (Ex: 79.5 rounds up to 80 and 79.4 rounds down to 79) and assigned a letter grade according to the scale below: SCORE Range ≥ 90 GRADE A > 80 and < 90 > 70 and < 80 B C > 60 and <70 < 60 D F Write a program to create a new variable, GRADE, by recoding the values of the variable SCORE into groups. Here is the data: ID Homework Labs Midterm exams Final exam Online participation 12345 98 91 81 88 90 86 85 81 85 70 98 94 80 95 84 99 96 90 92 91 73 87 69 69 85
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter1: Expressions And Functions
Section1.5: Descriptive Modeling And Accuracy
Problem 11PPS
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Transcribed Image Text:The following components make up your total grade:
CRITERIA
PERCENTAGE
Homework
20%
Labs
5%
Midterm exams
35%
Final exam
35%
Online participation
5%
ID Homework Labs Midterm exams
Data set EVALUATION has the following contents:
Final exam Online participation
Final exam
12345
98
91
81
88
86
85
81
85
98
94
80
95
99
96
90
92
73
87
69
69
PARKK
90
70
84
91
85
(a) Write a program to create a new variable, SCORE, by calculating weighted mean for
each ID. Hint: The weighted mean of data (1, 2,...,xn), with corresponding weights
(w1, w2,, wn) is
C =
ΣΕ
Σω
(b) Your overall grade will be rounded to the nearest whole number (Ex: 79.5 rounds up
to 80 and 79.4 rounds down to 79) and assigned a letter grade according to the scale
below:
SCORE Range
≥ 90
GRADE
A
> 80 and < 90
> 70 and < 80
B
C
> 60 and <70
< 60
D
F
Write a program to create a new variable, GRADE, by recoding the values of the
variable SCORE into groups.
Here is the data:
ID Homework Labs Midterm exams Final exam
Online
participation
12345
98
91
81
88
90
86
85
81
85
70
98
94
80
95
84
99
96
90
92
91
73
87
69
69
85
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