r9o1010 Aucimal places)sadleCx03.963The average score of local students on a college entrance exam is 110 with standard deviationof 15. The distribution is roughly belhaped. Use the empirical rule to find the followingpercentage.a) The percentage of local student with score above 155.b) The percentage of local student with score between 80 and 125.c) The percentage of local student with score below 95apter 311. A blood bank catalogs the types of blood, including positive or negative Rh-factor, given by donorsduring the last five days. The number of donors who gave each blood type is shown in the table.Complete the table.Blood TypeTotalАВЯ3834412138156Positive64

From the provided information, the average (μ) and standard deviation (σ) of local students on a…

Answered: r9o1010 Au cimal places) sadle Cx03.9…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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The police reported that the average driver exceeds the 50 miles per hour speed limit by more than 9 miles per hour on the busiest street in a small town. A sample of 63 randomly selected cars were clocked by airplane radar. The average speed was 57.5 miles per hour, and the standard deviation of the speeds was 4.17 miles per hour. Determine if the average speed is greater than what the police department reported. Which parameter(s) are you given? Mark all that apply. p μ σ none Which statistic(s) are you given? Mark all that apply. ¯x ˆp ˆq s x none What is the problem asking you to do? Estimate a parameter Test a given parameter
In a normally distributed data set a mean of 31 where 95% of the data fall between 27.4 and 34.6, what would be the standard deviation of that data set? Homework Help: 4VG. Empirical Rule with examples > (4:38) 4DE. Standard scores and the Empirical Rule (DOCX) 2.6 O 7.6 1.8 3.1
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This Quiz: 13 pts possibl Use the Empirical Rule. The mean speed of a sample of vehicles along a stretch of highway is 63 miles per hour, with a standard deviation of 3 miles per hour. Estimate the percent of vehicles whose speeds are between 54 miles per hour and 72 miles per hour. (Assume the data set has a bell-shaped distribution.) Approximately % of vehicles travel between 54 miles per hour and 72 miles per hour. (1,1) More Enter your answer in the answer box.
Assume that adults have IQ scores that are normally distributed with a mean of 104.5 and a standard deviation 24.7. Find the first quartile Q,. which is the IQ score separating the bottom 25% from the top 75%. (Hint Draw a graph.) The first quartile is (Type an integer or decimal rounded to one decimal place as needed.)
Use the Empirical Rule. The mean speed of a sample of vehicles along a stretch of highway per hour and 85 miles per hour. (Assume the data set has a bell-shaped distribution.) 70 miles per hour, with a standard deviation of 5 miles per hour. Estimate the percent of vehicles whese speeds are between 55 miles Approximately% of vehicles travel between 55 miles per hour and 85 miles per hour.
The highway mileage (in mpg) for a sample of 6 different models of a car company can be found below. Find the mean and standard deviation. Round to one decimal place as needed. 20, 22, 26, 27, 30, 31 Mean= Enter an integer or decimal number [more..] Standard Deviation = We are interested in converting the first car's highway mileage to a z score. This z score O is measured in mpg squared. O is measured in mpg O is measured in the square root of mpg. O has no unit of measurement. Submit Question E C R 5 T MacBook Air Y 8 N K M *
A distributor's average daily customer demand is 400 units. The standard deviation of customer demand is 30 units. If the distributor would like to maintain a 98% service level (Z score = 2.05) and the supplier's lead time is 9 days, how much safety stock should be held? O 123 units O 185 units O 36,000 units O 554 units
A,b,c
2???
Identify the parameter(s). Whether or not a person consumes alcohol. The population mean amount of alcohol consumed by each person per year. all individuals who consume alcohol. The population proportion of those who consume alcohol. info: The average American consumes 100 liters of alcohol per year. Does the average college student consume less alcohol per year? A researcher surveyed 13 randomly selected college students and found that they averaged 85.7 liters of alcohol consumed per year with a standard deviation of 21 liters.
Exam For a group of 200 candidates, the mean and standard deviation of scores were found to be 40 and 15 respectively. Later on it was discovered that the scores 43 and 35 were misread as 34 and 53 respectively. Find the corrected mean and standard deviation corresponding to the correct figures. SSL V LETICIDAL 200

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