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Acme Veggies conducted surveys in two cities to see what attitudes are like regarding organic vegetables and prices. In city A 75 out of 150 would pay more for organics while in B the result was 80 out of 200.
a) Test whether there is a difference between attitudes in the 2 cities. Use a 95% alpha.
b) What does your result say about attitude consistency across cities?
Determine margin of error for confidence interval in (a)?
Assume you are using ANOVA to study some phenomenon. There are three treatment levels and a total of 17 people in the study. Complete the following ANOVA table.
The chance both flights are full is 0.6. Are the two flights being full independent events and What was the mean ranking for the females in this class
Estimate with 95% confidence the mean reduction in time it takes for someone who has taken the sleeping pill to fall asleep.
If she has chosen the first weeks rides, how many ways can she choose four more different rides for the second week? Assume that order does not matter.
You will investigate four different scenarios of population growth also decline in this town. Graph the model as well as investigate it by four different growth models.
Compare a tabular cum sum chart using standardized values h = 5 and k = 1/2. What is the information you learn.
Given that alarm has just sounded, find out the probability that real emergency situation exists?
Please use a combination of content and supportive examples.
Find the critical value for different types of sample size and level of significance:
Give an example of a hypothesis test. State what the Null and the Alternative hypotheses.
Find out the cheapest way of manufacturing today's batch of NasaMist.
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