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Question: A small, independent amusement park collects data on the number of cars with out-of-state license plates. The sample size is fixed at n=25 each day. Data from the previous 10 days indicate the following number of out-of-state license plates: Day Out-of-state Plates 1 6 2 4 3 5 4 7 5 8 6 3 7 4 8 5 9 3 10 2
a. Calculate the overall proportion of "tourists" (cars with out-of-state plates) and the standard deviation of proportions.
b. Using 95% limits, calculate the LCL and UCL for these data.
c. Is the process under control? Explain.
a study of the effect of college education on job satisfaction was conducted.nbsp a contingency table is presented
During the last hour, a telemarketer dialed 20 numbers and reached 4 busy signals, 3 answering machines, and 13 people. Use this information to determine the empirical probability that the next call will be answered in person.
A sample of the TBU scores of 50 people revealed a mean score of 330 with a standard deviation of 45. What is the 98% confidence interval of the mean, m, of these people? TBU scores distribute normally.
From the concepts in the readings from Week Two, provide at least one real-world application of algebraic concepts as it would apply to one of the following areas: business, health and wellness, science, geometry or other math concepts, or sports.
The Supreme Bruno is any patty-with-a-vegetable burger plus a condiment (choose from Worcestershire sauce, wasabi sauce, or mustard); you can also have cheese, or not. How many Supreme Brunos could be ordered?
A jar contains a number of marbles of which 58 are pink, 78 are green, and the rest are blue. If the probability of choosing a blue marble from this jar at random is 1/5, how many blue marbles are in the jar.
The organization's strategic plan you wrote about in Week 2 (Hershey Inc. Cote Divore) calls for an aggressive growth plan, requiring investment in facilities and equipment, growth in productivity, and labor over the next five years. It is your r..
How are the vertex and axis of symmetry related on a parabola? Please explain with the help of an example.
Oil from a ruptured tanker spreads in a circular pattern. If the radius of the circle increases at the constant rate of 1.5 feet per second, how fast is the enclosed area increasing at the end of 2 hours?
a 6 ft ladder is leaning against a wall. If the bottom of the ladder moves away from the wall at a speed of 3 ft/s, how fast is the midpoint of the ladder falling (towards the ground) when the bottom of the ladder is 3 ftaway from the wall?
Could you clarify what constitutes a spanning set and a basis? Also how does one test to see if a set of vectors is a spanning set and if it is a basis?
Should the health-care industry become more like a competitive free market? Do you think that it would help bring costs down? How might such a change come about? What might be some potentially undesirable consequences?
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