A manufacturer of automobile tires believes that a new rubber compound will increase the safety of the tires. A quality assurance specialist must decide between the null hypothesis "The new rubber compound has no beneficial effects on tire safety" and the alternate hypothesis "The new rubber compound increases tire safety." A type I error would be
a. the quality assurance specialist decides that the new rubber compound has no beneficial effects on tire safety, when it actually does not have any beneficial effects
b. the quality assurance specialist decides that the new rubber compound does increase tire safety, when it actually does not have any beneficial effects
c. the quality assurance specialist decides that the new rubber compound has no beneficial effects on tire safety, when it actually does increase tire safety
d. the quality assurance specialist decides that the new rubber compound has beneficial effects on tire safety, when it actually does increase tire safety
e. none of the above