How does a biased standard deviation differ from an unbiased standard deviation?
What will be an ideal response?
ANS:
The biased standard deviation uses n in the denominator of its formula while the unbiased standard deviation uses n - 1 in the denominator of its formula. The unbiased standard deviation is used so as to not underestimate the population standard deviation
You might also like to view...
Which of the following are NOT ways risk management can be used to increase the value of a firm?
A. Risk management can help a firm maintain its optimal capital budget. B. Risk management can reduce the expected costs of financial distress. C. Risk management can help firms minimize taxes. D. Risk management can allow managers to defer receipt of their bonuses and thus postpone tax payments. E. Risk management can increase debt capacity.
The following data have been provided by Lopus Corporation: Budgeted production 2,600unitsStandard machine-hours per unit 2.7machine-hoursStandard lubricants$4.20per machine-hourStandard supplies$2.90per machine-hour Actual production 2,900unitsActual machine-hours 8,080machine-hoursActual lubricants (total)$35,151 Actual supplies (total)$23,038 Required:Compute the variable overhead rate variances for lubricants and for supplies. Indicate whether each of the variances is favorable (F) or unfavorable (U).
What will be an ideal response?
Rewrite the item using the singular and plural possessive. Make both nouns plural in the plural possessive. Example: desk of the secretary secretary's desk secretaries' desks goal of the army
Reliability, in the context of a service industry, refers to ______.
a. promptness b. price c. packaging d. compliance