To Compare the Effect of Weather on Sales of Soft

question 32

Multiple Choice

To compare the effect of weather on sales of soft drinks, a soda manufacturer sampled two regions of the country with the following results. Is there a difference in sales between the 2 regions? i. The null hypothesis is pa - pb = 0
Ii) The alternate hypothesis is pa - pb ≠ 0
Iii) Using the 1% level of significance, the critical value is ±2.58.

• 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) (ii) is a correct statement, but not (i) and (iii).

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Definitions:

Status Quo

Refers to the existing state of affairs or the current condition or situation.

Group Goals

Objectives or outcomes that a collective aims to achieve through coordinated effort and collaboration.

Group Diversity

The presence of varied cultural, social, demographic, or cognitive backgrounds within a team or organization, contributing to a range of perspectives.

Group Cohesiveness

Refers to the bonds or connections among members of a group, leading to feelings of unity and morale.