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Compare the following cities for annual temperature.
See if there is a difference in their means and variances.
(Run a hypothesis test.)
a) Miami vs Los Angeles
b) Paris vs New York
c) Any other two cities of your choosing.
An experiment was performed to investigate lifetime of a component exposed to high heat. Three different oven types were used at either 550°F or 600°F.
Based on this sample information, develop a 90 percent confidence interval for the population mean yearly premium.
Table shows the smoking habits of group college students. If student is selected at random, determine the probability of getting someone who is man or a woman.
Use suitable one or two sided test for null hypothesis of no difference in them then changes rating between groups at 0.10 significance level.
For each of the 50 states and Washington, D.C., a number of statistics related to education are available for 1992
Test the claim that for the adult population of one town, the mean annual salary is given by μ = $30,000.
Find the probability of failure of system for any 4 hours of operation?
What is the appropriate set of hypotheses to test such that a possible outcome of the test would indicate;
You find that a random sample of five microwave ovens has a mean repair cost of $75 and a standard deviation of $12.50. At α = 0.01, do you have enough evidence to support the repairer's claim?
Simulate both one-and two-teller systems, calculate waiting time, average queue length, and percentage utilization for each system.
Confirm that these statements are accurate by finding the geometric mean rate of increase.
Create a 90% confidence interval for proportion of all kernels that would not pop.
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