41. Tennis Ball Manufacturing A company manufactures tennis balls. When its tennis balls are dropped onto a concrete surface from a height of 100 inches, the company wants the mean height the balls bounce upward to 55.5 inches. This average is maintained by periodically testing samples of 25 tennis balls. If the t-value falls between -togg and tog9, then the company will be satisfied that it is manufacturing acceptable tennis balls. For a random sample, the mean bounce height of the sample is 56.0 inches and the standard deviation is 0.25 inch. Assume the bounce heights areapproximately normally distributed. Is the company making acceptable tennis balls? Explain.