esults for the fourth quarter of 2019 are provided below. CVI's management is concerned as to why the operating income was lower than budgeted. 2019 fourth-quarter operating statement Actual Budget Revenues: High-speed Internet service $1,822,800 $1,890,000 Regular-speed Internet service 2.856.000 2.646.000 4,678,800 4,536,000 Expenses Billing and collection (55 per customer per quarter) 226,800 210.000 Variable costs of high-speed service ($15 per customer per quarter) 176,400 189.000 Variable costs of regular-speed service ($5 per customer per quarter) 168,000 147.000 Fixed costs 2.650.000 2.300.000 3221 2002 846 000 Operating income $1.457 600 $1.690.000 The budget was based on CVi holding a 35% market share assuming a total budgeted market size of 120.000 customers. The actual market size for the fourth quarter of 2019 turned out to be 125.000 customers, due to new apartment buildings in the area. The budget also assumed that 30% of CVI's customers would select the high-speed package and the remaining 70% of CVI's customers would select the regular-speed package CVI's high-speed package was budgeted with a selling price of $150 per customer per quarter. The regular-speed package had a budgeted selling price of $90 per customer per quarter. The actual prices in the fourth quarter were $155 and $85 per customer for the high-speed and regular-speed packages respectively.

Calculate each of the following variances:

a) Sales price variance

b) sales volume variance

c) Sales quantity variance

d) Sales mix variance

e) Market size variance

f) Market share variance