The mean height of an adult giraffe is 18 feet. Suppose that the distribution is normally distributed with standard devi

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The Mean Height Of An Adult Giraffe Is 18 Feet Suppose That The Distribution Is Normally Distributed With Standard Devi 1 (64.32 KiB) Viewed 14 times

The mean height of an adult giraffe is 18 feet. Suppose that the distribution is normally distributed with standard deviation 0.8 feet. Therefore, X~ N(18, 0.8). Let X be the height of a randomly selected adult giraffe. 1. What is the distribution of X?X - ?( 2. What is the median giraffe height? ft. 3. What is the z-score for a giraffe that is 20 foot tall? Round your answer to two decimal places. Include trailing zeros as needed. 4. What is the probability that a randomly selected giraffe will be shorter than 18.3 feet tall? Round your answer to four decimal places. 5. What is the probability that a randomly selected giraffe will be between 18.9 and 19.5 feet tall? Round your answer to four decimal places. 6. The 70th percentile for the height of giraffes is places. ft. Round your answer to four decimal