In the event that there is an acceptable model of the data-generating process within which the treatment effect is identified using samples from the population, but the 95% confidence level of the treatment effect contains both large negative and large positive values, what might be an appropriate step for the analyst to do?
A. Collect more data.
B. Run a probit/logit model.
C. Consider alternative data populations (e.g., additional variables) before attempting to estimate the effect.
D. Re-run the experiment.
Answer: A
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If the number of bacteria during log phase growth can be calculated by the following equation: Nt = N0 x 2t/d in which Nt is the number of bacteria after time (t), t/d is the amount of time divided by the doubling time, and N0 is the initial number of bacteria, how many bacteria will be in the Culture after 2 hours if the doubling time is 20 minutes and the initial bacterial inoculum contained 1,000 bacteria?
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Answer the following statement true (T) or false (F)