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A random sample is drawn from a the ztable.) population with mean μ-52 and standard deat no-43 You may find it useful to reference a. Is the sampling distribution of the sarmple mean with n-13 and n. 39 normally distributed? Yes, both the sample means will have a normal distribution No, both the sample means will not have a normal distribution No, only the sample mean with n -13 will have a normal distribution No, only the sample mean with n-39 will have a normal distribution b. Calculate the probability that the sample mean falls between 52 and 54 for 39 (Round intermediate calculations to at least decimal places, z value to 2 decimal places, and final answer to 4 decimal places 3 Answer is complete but not entirely correct. Probablity37 0000
r bottles are filed so that they contain an average of 330 ml of beer in each bottle. Suppose that the amount of beer in a bottle is normally distributed with a standard deviation of 7 ml. [You may find it useful to reference the z table-J a. What is the probability that a randomly selected bottle will have less than 326 ml of beer? (Round intermediate calculations to ot least 4 decimal places, value to 2 decimal places, ond final answer to 4 decimal places.) 0 Answer is complete but not entirely correct. Probability 00323 b. What is the probablity that a randomly selected 6-pack of beer will have a mean amount less than 326 mI? (Round intermediate calculations to at least 4 decimal places, value to 2 decimal places, and final answer to 4 decimal places Answer is complete but not entirely correct. probabily 1.0032301 c. What is the probability that a randomly selected 12-pack of beer will have a mean amount less than 326 ml? (Round intermediate celculations to at least 4 decimal places, z value to 2 decimal places, and final answer to 4 decimal places) Answer is complete and correct Probabilty00314
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