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4.39 Weights of pennies: The distribution of weights of United States pennies is approximately normal with...

4.39 Weights of pennies: The distribution of weights of United States pennies is approximately normal with a mean of 2.5 grams and a standard deviation of 0.03 grams. Use Normalcdf as needed. (a) What is the probability that a randomly chosen penny weighs less than 2.4 grams? 0.0004 Correct (please round to four decimal places) (b) Describe the sampling distribution of the mean weight of 10 randomly chosen pennies. Mean: 2.5 Correct grams (please round to one decimal place) Standard Deviation: 0.0095 Correct grams (please round to four decimal places) (c) What is the probability that the mean weight of 10 pennies is less than 2.4 grams? 0.0000 Correct (please round to four decimal places) PLEASE SHOW ME HOW TO INPUT THE DATA USING MY TI84PLUS TO GET THE ANSWER, THANK YOU

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