I Trying to Predict Weekly Sales with a Standard Error

question 24

Multiple Choice

i. Trying to predict weekly sales with a standard error of estimate of $1,955, we would conclude that
68 percent of the predictions would not be off more than $1,955, 95 percent would not be off by
More $3,910, and 99.7 percent would not be off by more than $5,865.
ii. The smaller the sample, the smaller the possible error as measured by the standard error of
Estimate.
iii. Approximately 95% of the values lie within two standard errors of the regression line.

• A) (i), (ii), and (iii) are all correct statements.
• B) (i) and (ii) are correct statements but not (iii).
• C) (i) and (iii) are correct statements but not (ii).
• D) (ii) and (iii) are correct statements but not (i).
• E) (i), (ii), and (iii) are all false statements.

---

Definitions:

Administrative Account

A user account with elevated permissions to manage settings, install software, and perform tasks that affect other users on the system.

System Settings

A section within a computer or application where users can modify preferences and configurations.

Administrator

A user role with extensive permissions to manage and configure software systems or networks.

Local Account

An account that is created and managed on a specific device, allowing access to that device's resources and applications, without requiring online verification or connection to a network domain.