Obtain the z-score that has an area of 0.95 to its right.
Answer to relevant QuestionsObtain the z-score that has area 0.70 to its right. Determine the two z-scores that divide the area under the standard normal curve into a middle 0.90 area and two outside 0.05 areas. Explain why the percentage of all possible observations of a normally distributed variable that lie within two standard deviations to either side of the mean equals the area under the standard normal curve between −2 and ...A variable is normally distributed with mean 68 and standard deviation 10. a. Determine and interpret the quartiles of the variable. b. Obtain and interpret the 99th percentile. c. Find the value that 85% of all possible ...A preliminary behavioral study of the Jingdong black gibbon, a primate endemic to the Wuliang Mountains in China, found that the mean song bout duration in the wet season is 12.59 minutes with a standard deviation of 5.31 ...
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