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The local county is considering a budget proposal that would reallocate funding to renovate the city pools. A survey is conducted to measure public opinion of the proposal. A total of 200 individuals responded to the survey. Fifty of the respondents were from the city and 150 were from the surrounding suburbs.
Location
Proposal City Suburb TotalFavor 39 79 118Oppose 11 71 82Total 50 150 200
Is there a relationship between the opinion and the location of the resident at a level of significance of 0.05?
What is the null and alternative hypothesis? What is your final conclusion?
At.05 level of significance test to find out if number of breakdowns is independent of shift.
The variable recorded for each subject was the number of additional yards (possibly negative) that the subject could drive the ball by the end of the season. In the two-way ANOVA the DFM
Electronic baseball games manufactured by Tempco Electronics are shipped in lots of 25. Before shipping, a quality control inspector randomly selects a sample of 6 from each lot for testing. If sample contains any defective games, the entire lot i..
Which of the following best explains how the F ratio examines differences among groups? A. The critical F is compared to the critical t.
Sales manager wishes to award sales representatives who earn the largest commissions a bonus of= $1,000 .He can award bonus to 20% of representatives. Determine cutoff point between those who earn bonus and those who don't?
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.
Which component of a time series is most likely to occur? Which component has a pattern that must be complete in a single year and repeat from year to year?
Company A is hoping to expand its operations and a small group of investors is visiting next week. You are tasked with the duty of explaining how Company A uses this information from a linear programming model to optimize its shipping.
Using α = .05 test for significance differences among the population mean wasted time for theses three urban areas. What is the p-value? What is your conclusion?
Compute the appropriate test statistic to test Ho: p = 80/100 vs. Ha: p > 80/100.
Suppose that this is a simple random sample of adult residents of Maine.
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