I am in a probably and statistics class in need of help with confidence intervals. All of the homework problem is listed.

Thank you so much

Dc yarlous occupatlonal groups dll'fer In d1elr dlets? A Br'ldsh study of d11s questlon compared 35 drhrers and 65 conductors of London dou hledecker buses. The conductors' jobs. requlre more physlcal actlvlty. The artlcle reportlng we study gives the data as "Mean dall'gl' ccnsum ptlon 1 gm." Some of we study results appear below. Drivers Conductors Total calories 2325 1 14 2345 1 22 Alcohol {grams} 0.25 1 0.1 0.39 1 0.12 [a] Glue J7 and s for each of the four sets of measurements. (Glue answers accurate to 3 declmal places.) Dr'lvers Tolal Calcr'les: I: = |:| = |:| sll'll'l'l'ers Alcohol: f = |:| = l:l :onductors Total Calories: f = I: = l:l :onductors Alcohol: E = :l 5 = |:| [b] 15- were slgnlcant eyldence at the 5% level mat conducoors consume more calcrles per day than do drlyers? Use the conseryadye two-sample t melod to nd the tsladsdc, and the degrees offreedorn. (Round your answer for tto three declmal places.) == I: ar=: Concluslcn P- Reject H\". . Do not reject Ho. [c] How slgnlcant ls we observed dlfference In mean alcohol consum ptlon? Use the conservative twosample 1' method to ohtaln the tstadstlc. (Round your answer to three declmal places.) -. Do not reject Ho. [d] Give a 95% condence Interval for we mean dallglr alcohol consumptlcn of London double-decker bus conductors. [Round your answers to three declmal places.) |:|.|:|: [e3 Glue a 99% condence lnteryal for the dlfference In mean dally alcohol consumptlon for drlvers and conductors. {conductors mlnus dr'lyers. Round your answers to three decimal places.) |:|.|:|