calculate and analyze budget variance

The following table shows a portion of a health information management (HIM) department's supplies and materials from the previous year.

Prior-year Expenditures Budget vs. Actual
Item	Budget Amount	Amount Spent
Supplies	$1,200	$1,000
Travel	$2,000	$2,500
Conference Fees	$1,000	$1,200
Membership Dues	$750	$600
Subscriptions	$350	$325
Equipment	$5,000	$3,000

Calculate and analyze the variance for the budgeted amount and the actual amount spent. Along with each variance calculation, prepare a brief justification of why there may be a variance.