Answer: A portfolio containing 30 randomly selected stocks will have the smallest standard deviation.
Explanation:
A portfolio containing 30 randomly selected stocks tend to have a lesser covariance between the security returns. Also, there will be increased diversification. This increased diversification lowers the risk of portfolio thereby resulting in a lower standard deviation.
Other options are not correct. A portfolio consisting of 30 energy stocks will have a higher level of covariance between the security returns. Therefore, the standard deviation is lower.
A coefficient of variance greater than one will have a high level of variance while a coefficient variance less than 1 has a lower level of variance. A lesser covariance will result to a lower standard deviation and vice-versa.
Answer:
The correct answer is letter "C": Confirmation of cash should only be performed as of the balance statement date because the auditor expresses an opinion as of that date.
Explanation:
Confirmation of cash is an audit procedure in which specialists request the company to get in touch with its banker to verify the organization's balance. The procedure is not based only on the balance statement but according to the transactions the company has carried out regardless of the date.
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A seller's willingness to accept is the same as his marginal cost of production.
Marginal cost is the increase or decrease in cost of production if the output is increased. The marginal cost of production is the change in the total cost of the product from producing one addition item.
