Which activity is not involved in using sample data to estimate the value of a population parameter? Select the one best answer. Calculating a sample statistic Determining the required level of confidence Determining the sample size necessary to assure a maximum margin of error Calculation of a confidence interval centered on the sample statistic All of the above None of the above Which activity is involved when determining which probability distribution to use to calculate probabilities? Select the one best answer. Determining the type of numerical data with which you are working Determining your required confidence level Determining the consequences of committing type 1 error Determining the maximum margin of error you are willing to accept All of the above None of the above