Use the data in the previous question. Find six confidence intervals (at individual level of 99.17%), and use them to determine which of the education levels have means that are significantly different from which others at an overall 5% level of confidence
The table shows the number of work hours €œlast week€ from a random sample of people during the €œGreat Recession,€ as reported by the 2008 General Social Survey. Unemployed people were not included. The headings show educational level: LTHS stands for €œless than high school,€ HS refers to a high school degree, JC refers to a degree from a two-year college, and Bach refers to a four-year bachelor€™s degree.

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LTHS HS JC Bach 50 49 45 60 40 41 35 36 61 40 40 40 40 65 55 12 60 40 50 40 6 60 45 40 35 38 89 32 20 41 37 5 62 23 30 46 80 43 30