what is the standard deviation of 163,696 + 97,814 + 110,561 + 104,094 + 113,998 + 147,042
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what is the standard deviation of 163,696 + 97,814 + 110,561 + 104,094 + 113,998 + 147,042
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- The mean weight of a baby hamsters is 8 ounces with a standard deviation of 2 ounces. Use the 68-95-99.7% rule to answer the following: A) give the Percentage of hamsters that have a week between four and 12 ounces B) 99.7% of hamsters weigh between what two amounts? C) What percent of hamsters are between 6 ounces and 10 ounces?find the standard deviation a) 42, 42, 42, 53, 46, 52 42, 42, 42, 53, 46, 52 b) 4.4, 2.5, 2, 4.9, 4.4, 4.8 c) −9, −9, 11, −2, 19Suppose that the flying hours for aircraft operated by regional airlines in the U.S. during 2006 are normally distributed with mean 2500 and standard deviation 400. Find the number of flying hours such that about 97.5% of the aircraft has flying hours exceeding this number.A) 1,700 B) 2,100 C) 2,500 D) 2,900 E) 3,300
- Suppoe that a catagory of work class runners are known to run a marathon in an average of 141 minutes with a standard deviation of 15 minutes. Consider 49 races. Find the 80th percentile for the average of these 49 marathonsWhat is the standard deviation in the numbers 0, 1, 2, 3.....9, 10? 2 rabbits, 3 sheep and 1 newt consume 24 lbs of feed per day. 6 rabbits and 1 sheep consume 16 lbs of feed per day. And 2 sheep and 3 newt consume 18 lbs of food a day. How much food would 4 rabbits and 6 sheep need per day?Suppose a normally distributed set of stock prices with 4100 observations has a mean of 114 and a standard deviation of 16. Use the 68-95-99.7 Rule to determine the number of observations in the data set expected to be between the values 66 and 146. Hint: This problem is asking for how many observations, not the percent. Answer = (Round to the nearest whole observation.)
- The mean weight of a breed of yearling cattle is 1098pounds. Suppose that weights of all such animals can be described by the Normal model N(1098,64). a) How many standard deviations from the mean would a steer weighing 1000 pounds be? b) Which would be more unusual, a steer weighing 1000 pounds, or one weighing 1250 pounds? a) A steer weighing 1000 pounds is ? standard deviations below the mean. (Round to two decimal places as needed.) b) The steer weighing ▼ 1250? 1000? pounds is more unusual.Suppose that you have a set of data that has a mean of 34 and a standard deviation of 6. a) Is the point 28 above, below, or the same as the mean. How many standard deviations is 28 from the mean. b) Is the point 46 above, below, or the same as the mean. How many standard deviations is 46 from the mean. c) Is the point 43 above, below, or the same as the mean. How many standard deviations is 43 from the mean. d) Is the point 20 above, below, or the same as the mean. How many standard deviations is 20 from the mean.4. What is the mean number of available computers at noon on Monday? 5. What is the standard deviation of the number of available computers at noon on Monday?
- Use the 68-95-99.7 rule to solve the problem. 2) The time it take Claudia to drive to work is normally distributed with a mean of 46 2) minutes and a standard deviation of 5 minutes. What percentage of the time will it take her less than 61 minutes to drive to work?Calculate the standard deviation of the serie: 72.0 73.0 71.0 71.9 72.2 72.0 72.1 72.0The physical plant at the main campus of a large state university recieves daily requests to replace florecent lightbulbs. The distribution of the number of daily requests is bell-shaped and has a mean of 42 and a standard deviation of 10. Using the 68-95-99.7 rule, what is the approximate percentage of lightbulb replacement requests numbering between 42 and 72? Do not enter the percent symbol. ans = Question Help: DVideo
