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A research group is interested in the race of residents in state X. State X has 4 counties, each with approximately the same number residents. The research group randomly selects 50 residents from each county and makes a frequency chart from the results.
a. What is the population of interest? Race of residents in State X
b. What is the variable of interest? The race of residents in 4 counties
c. Is the variable of interest qualitative or quantitative? Qualitative Variables
d. What measurement scale is used for the variable of interest? Nominal
e. How large is the sample? 200 residents
f. What sampling protocol was used? Stratified random sample
1. if the probability of an event is .3 that meansa. the event has a 70 chance of not occuringb. the complement of the
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clarify how you would display each of the following in a report 1. the outcomes of a t test with 38 degrees of freedom
Wind Speeds. The average wind speed in Casper, Wyoming, has been found to 12.7 miles per hour, and in Phoenix, Arizona, it is 6.2 miles per hour.
If there is an outage, there is a .05 probability that the resulting losses will be very large, approximately $ 80 million in lost earnings. Also, it is estimated that there is a .95 probability of only slight losses of around $ 1 million. What is..
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Results were analyzed using one -way ANOVA and included SSTR =7 , 102 and SSE = 10 ,511. Are all 8 tapes equally appealing on average? Determine p value?
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