Book cover for Horngren’s Cost Accounting

Horngren’s Cost Accounting

Srikant M. Datar, Madhav V. Rajan

ISBN #9780134475585

16th Edition

1,010 Questions

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58,980 Students Helped

Homework Questions

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Summary
Learning Objectives
Key Concepts
Example Problems
Explanations
Common Mistakes

Summary

This chapter emphasizes the importance of variance analysis in linking planning to control within management. By examining flexible budgets, standard costing, and various types of variances such as price, efficiency, and sales-volume, managers can effectively isolate the root causes of performance deviations. The chapter also highlights the role of benchmarking and continuous improvement in enhancing strategic decision-making and maintaining competitive operational control.

Learning Objectives

1

Explain how variance analysis bridges planning and control by comparing actual results with budgets.

2

Differentiate among various types of variances including price, efficiency, flexible-budget, static-budget, and sales-volume variances.

3

Demonstrate the process of isolating and analyzing variances to identify underlying causes and inform corrective actions.

4

Apply standard costing and flexible budgeting techniques for improved management control and continuous improvement.

5

Utilize benchmarking and performance measurement to compare results against industry standards for strategic decision-making.

Key Concepts

CONCEPT

DEFINITION

Variance Analysis

The process of comparing actual financial outcomes with budgeted figures to identify and analyze deviations.

Flexible Budget

A budget that adjusts or flexes with changes in operational activity levels, allowing for more accurate performance comparison.

Static Budget

A fixed budget that remains unchanged regardless of variations in activity levels or production volumes.

Price Variance

The difference between the actual cost of an input and its standard cost, often due to changes in market prices.

Efficiency Variance

The discrepancy arising from using more or fewer resources than expected, measured by comparing actual input usage with the standard quantity.

Sales-Volume Variance

The variance resulting from the difference between expected and actual sales volumes, often affecting revenues and production levels.

Standard Costing

A method involving predetermined costs for materials, labor, and overhead that serve as benchmarks for measuring performance.

Benchmarking

The practice of comparing business processes and performance metrics to industry bests and best practices from other companies.

Management Control

The process of monitoring performance, analyzing variances, and initiating corrective actions to ensure organizational objectives are met.

Example Problems

Example 1

What is the relationship between management by exception and variance analysis?

Example 2

What are two possible sources of information a company might use to compute the budgeted amount in variance analysis?

Example 3

Distinguish between a favorable variance and an unfavorable variance.

Example 4

What is the key difference between a static budget and a flexible budget?

Example 5

Why might managers find a flexible-budget analysis more informative than a static-budget analysis?
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Step-by-Step Explanations

QUESTION

How do you compute the flexible-budget variance for a cost item?

STEP-BY-STEP ANSWER:

Step 1: Determine the flexible budget by adjusting the static budget to the actual level of activity.
Step 2: Record the actual cost incurred for the cost item.
Step 3: Subtract the flexible budget amount from the actual cost to determine the variance.
Step 4: Analyze whether the variance is favorable (actual cost is lower) or unfavorable (actual cost is higher).
Final Answer: The flexible-budget variance is the difference between the actual cost and the flexible budget cost, indicating performance deviation at the actual level of activity.

Flexible-Budget Variance

QUESTION

How can a price variance be calculated and interpreted?

STEP-BY-STEP ANSWER:

Step 1: Identify the standard price per unit for the input or material.
Step 2: Record the actual price paid per unit.
Step 3: Multiply the actual quantity purchased by the difference between the actual price and the standard price.
Step 4: Determine if the variance is favorable (actual price is less than standard) or unfavorable (actual price is more than standard).
Final Answer: Price variance is calculated as (Actual Price - Standard Price) x Actual Quantity, where the result indicates cost performance relative to pricing expectations.

Price Variance

QUESTION

What steps are involved in calculating an efficiency variance?

STEP-BY-STEP ANSWER:

Step 1: Establish the standard input quantity allowed for the actual output level.
Step 2: Record the actual input quantity used.
Step 3: Multiply the difference between the actual and standard input quantities by the standard cost per unit.
Step 4: Evaluate if this variance is favorable (less input used) or unfavorable (more input used).
Final Answer: The efficiency variance is the product of the difference between actual and standard input usage and the standard cost per unit, revealing resource utilization effectiveness.

Efficiency Variance

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Common Mistakes

  • Confusing static budgets with flexible budgets, leading to incorrect variance analysis.
  • Overlooking multiple contributing factors behind a single variance.
  • Assuming that all variances indicate negative performance; some variances may be favorable.
  • Neglecting the importance of investigating small variances, which can accumulate into significant issues.
  • Failing to properly decompose overall variances into their component parts, which is essential for targeted corrective action.