Repeat the analysis of Di Raimondo's data in Section 5.6 on the effects of penicillin of mice, this time assuming that you have prior knowledge worth about six observations in each case suggesting that the mean chance of survival is about a half with the standard injection but about two-thirds with the penicillin injection.

Analysis of Di Raimondo's data in Section 5.6

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The table mentioned later [quoted from Di Raimondo (1951)] relates to the effect on mice of bacterial inoculum (Staphylococcus aureus). Two different types of injection were tried, a standard one and one with 0.15 U of penicillin per millilitre. Alive Dead Total Standard 8 12 20 Penicillin 48 62 110