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Unit 1 Discussion 2: State Your Topic
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Course Project Submission Part A
This discussion will be the beginning phase for your course project (Part A). Each week you will be doing parts of your project that will lead up to a final submission of all your parts into a final paper. Each submission will be graded. In this discussion you will take the first steps towards applying Statistics to real-life situations. Consider subjects you are interested in, hobbies you partake. You can also think about topics that you are curious about.
Maybe you want to know...
Or maybe you are curious about how two different items compare.
For this discussion, you will need to state the following:
A random sample of 225 SAT scores has a mean of 1522. Assume that SAT scores have a population standard deviation of 300. construct a 95% confidence interval estimate of the mean SAT scores.
According to one study, 21% of all college students nationwide identify themselves as politically liberal. You suspect this percentage may be different at Swarthmore. You plan a survey of first-year students to test your suspicion. What hypotheses..
8 Customers arrive at the checkout counter of a supermarket at an average rate of 10 per hour, and these arrivals follow a Poisson distribution. Using each of the following two methods, find the probability that exactly 4 customers will arrive at ..
the wayne manufacturing company purchases a certain part from suppliers a b and c. suppler a supplies 65 of the parts b
an urn contains nine white balls and 11 black balls. a ball is drawn and replaced. if the ball is white your opponent
If test results over long period of time illustrate that 5% of x values are over 2.1 pounds and 5% are under 1.9 pounds, determine mean and standard deviation for population of products produced with this process?
Formulate a linear programming model that can be used to determine the number of units each model that should be produced in order to maximize the total contribution to profit
1.a researcher wishes to compare the effect of two stepping heights low and high on heartrate in a step-aerobics
1 create the regression equation that predicts an indivisuals political attitudes based on the number of times thhey
These data represent the ages of drivers and the number of accidents reported for each age group in Pennsylvania for a selected year. Find the equation of the regression line for the given data.
You are to ?nd the state-machine diagram for the following electronic vending-machine specification. The vending machine sells jawbreaker candy, one jawbreaker for 25¢. The machine accepts N (nickels = 5¢), D(dimes = 10¢), and Q (quarters = 25¢).
What is the decision regarding H0? " "Imagine you are conducting a left tailed test of proportions; level of significance is 0.05; calculated z-value is -2.00;
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