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By means of a scatter Diagram, Determine if there is a relationship between hours of machine use and millimeters of the target. Data for 20 (x,y) pairs with hours of machine use as the x variable ar
A moderate wind accelerates a pebble over a horizontal xy plane with a constant acceleration a = (5.00 m/s2)i + (7.00m/s2)j. At time t = 0, the velocity is (4.00m/s)i. What are the
Using all four demographic reports: (Overview, Trend, Employment, and Population Detail) for zip code 60614, choose four variables (including at least one from each report) and explain how you woul
What is the probability that a sample mean calculated from a sample of 100 individuals will have an average age between 64 and 66 years of age.
If a lunch consisting of these two foods is to have at least 10 units of vitamin A and at least 10 units of vitamin B-complex, how many servings of each should be used in order to minimize the total
Derive expression of slope at support and deflection at centre of simply supported beam with centre load W.
The probability that merchandise stolen from a store will be recovered is 15%. Suppose a random sample of 8 stores, from which merchandise has been stolen, is chosen. Find the standard deviation of
Your organization has a goal of 14 days for the average processing of a purchase request (PR) from notification to final approval. They are only concerned if it takes longer than 14 days.
An ordinary dice was thrown 50 times and the resulting scores were summarised in a frequency table. The mean score was calculated to be 3.42. It was later found that the frequencies 12 and 9 of two
A computer assigns three character log-in IDs that may contain the digits 0 to 9 as well as the letters a to z, with repeats allowed. What is the probability that your ID contains no x? What is the
If Mendel's theory is correct, find the mean and standard deviation for the numbers of yellow peas in such groups of 580 offspring peas.
Determine whether this is a probability distribution. If not, identify the requirement that is not satisfied.
If a person is randomly selected, find the probability that his or her birthday is October 18, which is National Statistics Day in Japan. Ignore leap years.
You have noticed also that if he is happy, he acceedes to ur request wid a probab. of 0.4,whereas if he is not happy he acceedes to d request wid a probab of 0.1. You call one day & he acceedes
Tim and Elle visit a hospital where many people have the mumps. The probability that Tim gets the mumps is .13 and the probability that Elle gets the mumps is .07. What is the probability that Elle
A box contains 18 computer disks, 5 of which are known to have bad sectors. In how many ways can 4 disks be selected, without replacement and without regard to order, so that the following condition
What is the probability that a box randomly selected for checking has a weight between 100 and 164 grams?
Use the profit function f(X)=50x+80y and the constraints given to determine the maximum profit for manufacturing both backpacks for the given constraints.
There are three cards in a box. Both sides of one card are black, both sides of one card are red, and the third card has one black side and one red side. We pick a card at random and observe only on
How many students are enrolled in a course either in calculus, discrete mathematics, data structures, or programming languages at a school if there are 507, 292, 312, and 344 students in these cours
Find a recurrence relation for the number of letters sent at the nth stage of this chain letter, if no person ever receives more than one letter.
The number of students having computer science as a major (possibly along with mathematics) is 25; the number of students having mathematics as a major (possibly along with computer science) is 13;
He calculates the probability of drawing first a freshman and THEN a sophomore to be 3/34 . How many sophomores are in the class?
How to work this out, Homework question....I'm stuck 23. An experiment is conducted in which 60 participants each fill out a personality test, but not according to the way the participants see them
Amanda's bicylce lock can be opened when 4 different levers are placed opposite their correct digit. Each lever can be positioned in spaces marked 1 through 8. How many different combinations are po