
Quiz zur linearen Regression
Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Jennifer Brown
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Was ist der Hauptunterschied zwischen einfacher und multipler linearer Regression?
Die Art der Datenanalyse
Die Art der abhängigen Variablen
Die Anzahl der unabhängigen Variablen
Die Anzahl der abhängigen Variablen
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Welche Methode wird verwendet, um die beste Gerade in der einfachen linearen Regression zu bestimmen?
Methode der größten Quadrate
Methode der kleinsten Quadrate
Methode der mittleren Quadrate
Methode der maximalen Quadrate
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Welche Variable wird in der multiplen linearen Regression als Kriterium bezeichnet?
Unabhängige Variable
Abhängige Variable
Konstante
Prädiktor
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Was gibt der Koeffizient B in einer Regressionsgleichung an?
Die Steigung der Regressionsgeraden
Den Schnittpunkt der Regressionsgeraden
Die Varianz der abhängigen Variable
Die Korrelation zwischen den Variablen
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Was bedeutet ein R²-Wert von 1 in einer Regressionsanalyse?
Das Modell erklärt keine Varianz
Das Modell erklärt die gesamte Varianz
Das Modell ist nicht signifikant
Das Modell ist ungenau
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Welcher Parameter gibt an, wie stark sich ein Modell bei der Vorhersage verschätzt?
Standardschätzfehler
Multipler Korrelationskoeffizient
Signifikanzniveau
R²
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Was ist der Zweck des F-Tests in der Regressionsanalyse?
Um die Varianz der unabhängigen Variablen zu prüfen
Um die Signifikanz der abhängigen Variablen zu bestimmen
Um die Nullhypothese zu testen, dass R² in der Population 0 ist
Um die Korrelation zwischen den Variablen zu messen
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