To differentiate related and unrelated information on a page, one could: (Select all that apply.)

Cumulative Quiz >>> To differentiate related and unrelated information on a page, one could: (Select all that apply.) >>> Design Principles: an Introduction

11.

Question 11

To differentiate related and unrelated information on a page, one could: (Select all that apply.)

1 / 1 point

leave white space between groups

put a panel or box around related information

insert a blank line between groups

================================

17.

Question 17

An A/B test yields a p value of .04. At a significance threshold of .05, which one answer is most accurate?

1 point

It fail to reject the null hypothesis.

The deviation is small enough that chance alone accounts for it.

It rejects the null hypothesis.

There is a 40% probability that any deviation from expected is due to chance.

================================

14.

Question 14

What does the refrigerator example from the video illustrate? Select all that apply

1 / 1 point

In the correct mental model, if you turn the refrigerator dial to “colder”, the freezer will get colder

All users have the same mental model of the refrigerator

Users make mistakes because they have a different mental model than the designers

Users develop their mental model through interacting with the system

================================

16.

Question 16

Which of the following are examples of direct manipulation? Select all that apply.

1 / 1 point

Dragging a file on the desktop into the trash

Designing a notepad to look just like a yellow notepad

Clicking on a contact’s address field and changing the address inline, rather than opening a separate edit window

Wearing a virtual reality headset to move around your JavaScript code in three dimensions

================================

19.

Question 19

Jingyao wants to see if a different headline makes users more likely to sign up for Highrise. What is an appropriate null hypothesis for this A/B test? Select only one answer.

Design A:

Design B:

1 / 1 point

The rate of people who sign up with design A is MORE THAN the rate of people who sign up with design B.

The rate of people who sign up with design A is DIFFERENT from the rate of people who sign up with design B.

The rate of people who sign up with design A is LESS THAN the rate of people who sign up with design B.

The rate of people who sign up with design A is the SAME as the rate who sign up with design B.

================================

20.

Question 20

In the above experiment, the independent variable is the __________ while the dependent variable is ___________. Select only one answer.

1 / 1 point

Change in headline; Time they spend on page

Percentage of people who sign up; Change in headline

Percentage of people who sign up; Time they spend on page

Change in headline; Percentage of people who sign up

================================

13.

Question 13

Which of the below help reduce the gap between users & designers? Select all that apply.

1 / 1 point

Reliability

Non-Destructive Operations

Discoverability

Visibility

================================

12.

Question 12

What is true about ordering effects? (Select all that apply)

1 / 1 point

Ordering effects occur when results of later tasks are influenced by participants’ experiences performing earlier tasks rather than by changes in the independent variables.

Ordering effects can occur due to learning or practicing the task.

You can only prevent ordering effects when you have two conditions in your experiment.

Participant fatigue does not contribute to ordering effects.

================================

15.

Question 15

Working on a laptop, you want to close a browser window. You move the cursor but close the wrong window, losing what you were reading. Which one answer best describes this issue?

1 / 1 point

Slip

Mistake

Both

Neither

================================

18.

Question 18

Which one of the following is incorrect about visual design? Select only one answer.

1 point

The three basic tools of visual design are typography, layout and color

In general, right-aligned text is faster to skim than left-aligned text

Typefaces that have higher X-height will be easier to read at smaller point size

Whitespace can convey grouping and size can indicate hierarchy