Question: . Question 9 0/4 pts ) 2 0 Details A die is rolled twice. What is the probability of showing a 1 on the first

. Question 9 0/4 pts ) 2 0 Details A die is rolled twice. What is the probability of showing a 1 on the first roll and an even number on the second roll? Your answer is : Question Help: Video Calculator Check Answer. Question 10 0/10 pts O 2 0 Details You measure 40 textbooks' weights, and find they have a mean weight of 33 ounces. Assume the population standard deviation is 2 ounces. Based on this, construct a 90% confidence interval for the true population mean textbook weight. Give your answers as decimals, to two places Calculator Check AnswerQuestion 11 0/10 pts O 2 0 Details If n=270 and p' (p-prime) = 0.65, construct a 95% confidence interval. Give your answers to three decimals.

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