At the End of 1990, 1991, and 1992, the Average

question 57

Multiple Choice

At the end of 1990, 1991, and 1992, the average prices of a share of stock in a portfolio were $34.83, $34.65, and $31.26 respectively. To investigate the average share price at the end of 1993, a random sample of 30 stocks was drawn and their closing prices on the last trading day of 1993 were observed with a mean of 33.583 and a standard deviation of 19.149. Estimate the average price of a share of stock in the portfolio at the end of 1993 with a 90 percent confidence interval.

• A) [27.643, 39.523]
• B) [26.732, 40.434]
• C) [32.514, 34.651]
• D) [32.533, 34.633]
• E) [32.269, 34.897]

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Definitions:

Common Language

A shared form of communication among a group of people, facilitating mutual understanding and collaboration.

Diversity

The inclusion of individuals from a range of backgrounds, cultures, and perspectives, seen as a key factor in enriching group dynamics and problem-solving capacities.

Multicultural

Referring to or including several cultures, promoting diversity and inclusion in a social or organizational context.

Ethnocentrism

The belief in the superiority of one's own ethnic group or culture over others.