I Trying to Predict Weekly Sales with a Standard Error

question 89

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. T6
Ii) The smaller the sample, the smaller the possible error as measured by the standard error of estimate. F6
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) All statements are false

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Definitions:

Heterosexism

A system of attitudes, bias, or discrimination in favor of opposite-sex sexuality and relationships, often marginalizing non-heterosexual forms of love and identity.

Lesbian

A woman in a same-sex relationship who is romantically and/or sexually attracted to women.

Heterosexual

Describing individuals whose sexual and romantic interests are primarily targeted towards people of the opposite sex.

Sexual Attraction

The feeling of finding someone sexually appealing or desirable.