From a random sample of 35 days in a recent year, the closing stock prices for Hasbro had a mean of $23.20 and the population standard deviation is $4.34. Find the 90% and 95% confidence intervals for the population mean. Which interval is wider?

Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a diamond or heart. (type an integer or a decimal rounded to three decimal places as needed.) (b) compute the probability of randomly selecting a diamond or heart or club. (type an integer or a decimal rounded to three decimal places as needed.) (c) compute the probability of randomly selecting queen or club. (type an integer or a decimal rounded to three decimal places as needed.)