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It is approximately 300 miles from Chicago, Illinois, to St. Louis, Missouri. allowing for various traffic conditions, a driver can average approximately 60 miles per hour.
a) How far have you traveled after 3 hours?
b) How far have you traveled after 4 hours?
c) How far have you traveled after 1 hour? ie. write a linear function that expresss the distance traveled, d, as a function of t.
d) How far will you have left to travel to reach St. Louis after you have traveled 3 hours?
e) How far will you have left to travel to reach St. Louis after you have traveled 4 hours?
f) How fare will you have to travel to reach St. Louis after you have traveled t hours? ie write a linear function that expresses the distance tro be traveled to reach St. Louis s as a funtion of time.
A researcher wishes to forcast the proportion of fish in a perticular lake which is inedible due to pollution of the lake.
The Dean of Students believes that the costs are greater this semester. What is the test value for this hypothesis?
You are the quality control manager at Mars, Inc and you want to prove the company's claim that 10% of all M & M candies are blue. Is it possible to prove that claim using methods of hypothesis testing? Why or Why not?
Assuming the population of Math SAT scores for seniors in the district is approximately normally distributed, a 90% confidence interval for the mean Math SAT score μ for the population of seniors computed from these data is?
A health magazine presented results of a recent study that analyzed data collected by the U.S. Census Bureau in 2000. Results reveal that for both men and women in the United States, heart disease remains the number one killer, victimizing 500,000..
Establish a 99% Confidence interval about the difference in the proportion of the town voters and county voters who favor the proposal.
The owner of a small computer store personally sells one computer per week on the average. Use the Poisson distribution to find the probability of randomly selecting a week in which she personally sold three computers.
Determine the cost Xs to develop the support system for which the probability of exceeding Xs is equal to 0.01?
A researcher claims that the average age of people who buy lottery tickets is 70. A sample of 30 is selected and their ages are recorded as shown below. The standard deviation is 16. At alpha = 0.05 is there enough evidence to reject the researche..
Will the margin of error for estimating the population proportion change from state to state if an SRS of 4000 tax returns is selected in each state?
The average delivery time is 26.7 with a standard deviation of 8.527. If the customer estimates the time using a 99% confidence interval, what is the margin of error?
Captopril is a drug designed to lower systolic blood pressure. When subjects were tested with this drug, their systolic blood pressure readings (in mm of mercury) were measured before and after the drug were taken, with the results given in the ta..
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