Fat contents (in percentage) for 10 randomly selected hot dogs were given in the article "Sensory and Mechanical Assessment of the Quality of Frankfurters". Use the following data to construct a 90% confidence interval for the true mean fat percentage of hot dogs: (Give the answers to two decimal places.) 20.97 x 25.91 x ) 25.7 21.8 23.3 17.1 30.3 21.5 26.0 16.1 21.0 19.6 You may need to use the appropriate table in Appendix A to answer this question.

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