A data set of 30 values has a mean of 6.2. What is the sum of the values?" * 0.207 4.839 186 O 18.6
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- How do I explain if the mean and median are different, comparing the tibia length before and after hurricane. BEFORE: Mean: 12.15197 Median: 12.96 AFTER: Mean:11.92828 Median: 12.16Please answer Part b,c,d correctly d) Explain in context what your interval means. Select the correct choice below. A. 95% of all bags of tortilla chips will have a mean weight that falls within the interval. B. 95% of the weights of the bags of tortilla chips will be contained in the interval. C. The interval contains the true mean weight of the contents of a bag of tortilla chips 95% of the time D. We are 95% confident that the interval contains the true mean weight of the contents of a bag of tortilla chipsIn a tasting experiment, individuals were asked to score between 1-10 for the taste of the product. The arithmetic mean of the results was found to be 7.8, ∑ ni mi = 390. Accordingly, how many people has this experiment been applied to?
- I need the answer as soon as possibleA certain drug is used to treat asthma. In a clinical trial of the drug, 27 of 279 treated subjects experienced headaches (based on data from the manufacturer). The accompanying calculator display shows results from a test of the claim that less than 9% of treated subjects experienced headaches. Use the normal distribution as an approximation to the binomial distribution and assume a 0.01 significance level to complete parts (a) through (e) below. 1-PropZTest prop <0.09. z = 0.395382781 p=0.6537197926 p= 0.0967741935 =279Given the following histograms, determine whether the mean is greater than (>), less than (<), or approximately equal (=) to the median. Write only the symbol in your answer. 15 10 10 15 20 25 30 Frequency
- A commuter travels many miles to work each morning. She has timed this trip 5 times during the last month. The time (in minutes) required to make this trip was 34, 39, 41, 35, and 41. The mean time (in minutes) required for this trip was _______. 35 41 38 37.5 35.5English Philippines) e to search Given Samples A and B below, Sample A: Sample B: Sample A: - 3.2 4.6 Sample B: - a. Calculate the mean and standard deviation for each sample. 2.1 2.6 Sample B: CV- 0.00 0.00 4.5 4.5 2.0 3.2 3.6 2.8 SA 0.00 96 50 11 b. Calculate the coefficient of variation for each sample. Sample A: CV. - 0.00 % E Round to two decimal places if necessari c. Which sample is more variable? 0.00 0.00 2.6 3.1 Sample A Sample B Neither sample is more variable than the other 3.8 4.1 3.8 4.9 3.5 4.6 land I6. A skateboarder descends on a ramp from 172 feet to 67 feet in 15 seconds. What is the mean change in height per second?
- In a city with three high schools, all the ninth graders took a Standardized Test, with these results: High School Mean score on test Number of ninth graders Glenwood 80 289 Central City 93 342 Lincoln High The city's PR manager, who never took statistics, claimed the mean score of all ninth graders in the city was 80. Of course, that is incorrect. What is the mean score for all ninth graders in the city? Round to one decimal place. 67 170 mean of all ninth grader's scores =answer letter B using the above informationsIn a city with three high schools, all the ninth graders took a Standardized Test, with these results: Number of ninth graders (Frequency) Mean Test Score High School Glenwood 82 262 Central 92 311 Lincoln 67 168 The city's PR manager, who never took statistics, claimed the mean score of all ninth graders in the city was the average of 82, 92, and 67, whic incorrect. What is the mean score for all ninth graders in the city? Round to one decimal place 80.3. Of course, that is Mean of all ninth grader's scores *
