Linear Regression

Linear Regression

University

20 Qs

quiz-placeholder

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Linear Regression

Linear Regression

Assessment

Quiz

Social Studies

University

Practice Problem

Hard

CCSS
HSF.LE.B.5, HSS.ID.B.6B

Standards-aligned

Created by

Grace T'ng

Used 185+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Simple linear regression (SLR) is a __________ type of statistical analysis.

Univariate

Bivariate

Multivariate

2.

MULTIPLE SELECT QUESTION

20 sec • 1 pt

The following types of data can be used in MLR (choose all that apply)

Interval or ratio dependent variable (DV)

Interval or ratio independent variables (IVs)

Dichotomous IVs

3.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

A linear regression (LR) analysis produces the equation Y = 3 + 0.4X. This indicates that:

When Y = 0.4, X = 3

When Y = 0, X = 3

When X = 3, Y = 0.4

When X = 0, Y = 3

4.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Linear regression analysis produces an equation of Y = 7 - 3.2X. This indicates that:

An X value of 0 would would increase Y by 7.

A 1 unit decrease in X results in a 3.2 unit decrease in Y.

A 1 unit increase in X results in a 3.2 unit increase in Y.

A 1 unit increase in X results in a 3.2 unit decrease in Y.

Tags

CCSS.HSF.LE.B.5

5.

MULTIPLE SELECT QUESTION

10 sec • 1 pt

The main purpose(s) of (LR) is/are (choose all that apply):

Exploring the relationship between one variable and another

Describing the relationship between one variable and another

Predicting one variable on the basis of another

Explaining one variable in terms of another

6.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

When writing regression formulae, which of the following refers to the predicted value on the dependent variable (DV)?

Y

Y (hat)

X

X (hat)

a

7.

MULTIPLE CHOICE QUESTION

5 sec • 1 pt

The major conceptual limitation of all regression techniques is that one can only ascertain prediction, but never be sure about underlying causal mechanism.

True

False

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