Question: > Next question Get a similar question You can retry this question below You are a researcher studying the lifespan of a certain species of

> Next question Get a similar question You can retry this question below You are a researcher studying the lifespan of a certain species of bacteria. A preliminary sample of 25 bacteria reveals a sample mean of a = 68 hours with a standard deviation of s = 6 hours. You would like to estimate the mean lifespan for this species of bacteria to within a margin of error of 0.5 hours at a 98% level of confidence. What sample size should you gather to achieve a 0.5 hour margin of error? Round your answer up to the nearest whole number. 22 X bacteria Question Help: DVideo Submit

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