National Education Corp., Irvine, reported net income...

National Education Corp., Irvine, reported net income of $46.1 million for 1988, contrasted with a loss of $679,000 for 1987. Revenue totaled $457.5 million, 15% higher than the $396.2 million posted for 1987. H. David Bright, chairman and chief executive, said results were restated to include operations of Spectrum Interactive Inc., which was merged with National. For the fourth quarter, net income totaled $19.1 million, which included an after-tax charge of $1.5 million resulting from costs of the merger. National had a loss of $11.3 million for the comparable quarter last year. The year-earlier loss included a $20.4-million after-tax charge resulting from merger consolidation costs. Revenue in the recent quarter rose 18% to $144.4 million from $122.2 million. National is the country’s largest provider of training to business, industry and government.