I. the T Distribution Is Positively Skewed

question 131

Multiple Choice

i. The t distribution is positively skewed.
ii. All t distributions have the same mean of zero and a standard deviation of 1.
iii. The t distribution is more spread out and flatter at the center than is the standard normal
Distribution. However, as the sample size increases, the t distribution curve approaches the
Standard normal distribution.

• A) (i), (ii), and (iii) are all correct statements.
• B) (iii) is a correct statement but not (i) or (ii).
• 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.

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Definitions:

Assurance

A guarantee or pledge, often used in the context of service quality, ensuring customer satisfaction.

Empathy

The ability to understand and share the feelings of another, essential in building effective interpersonal relationships and crucial in service-oriented industries for understanding customer needs.

Tangibles

Physical items or goods that can be seen, touched, and possessed, as opposed to services or digital products.

Knowledge Gap

A type of service gap; reflects the difference between customers’ expectations and the firm’s perception of those expectations.