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For each of the variables described below, indicate whether it is a quantitative or a categorical (qualitative) variable. Also, indicate the level of measurement for the variable: nominal, ordinal, interval, or ratio. Make sure your responses are the most specific possible (a) End-of-year stock classification (high yield, medium yield, or low yield) (b) Temperature (in degrees Celsius) (c) Length (in feet) of a roll of plastic wrap advertised to be 30 feet long
The manger of a restaurant that delivers pizza to college dormitory rooms
What type of analysis was conducted in this study? Was this analysis technique appropriate? Provide a rationale for your answer and how many means are being compared for the pain scores at 12 weeks?
Do the independent variables correlate statistically significantly and practicallywith the dependent variable and is collinearity between the independent variables a concern?
Find the equation of the regression line for the given data. What is the predicted value of Y when X = -2? What is the predicted value of Y and find the correlation coefficient between X and Y. Is there a weak or strong, positive or negative corr..
Maximize the revenue from the load carried
Find the average time a plane must wait in line before itcan land.c.Calculate the average time it takes a plane to clear therunway once it has noti?ed the airport that it is in thevicinity and wants to land.d.The FAA has a rule that an air traf..
A manufacturing company produces steel housing for electrical equipment
The marketing team from Mi Casa Front Porch Restaurant is looking to promote the restaurant on the internet. They want to provide a realistic view of ranges for average bill for a party of 2 for lunch and dinner. They have gathered the following data..
Scores on a marketing exam are known to be normally distributed with mean and standard deviation of 60 and 20. a) Find the probability that a randomly selected student scores between 50 and 80. b) Find the probability that a randomly selected student..
Find the probability that if four subcomponents are randomly selected, all four have lengths that exceed 120 cm. normally distributed with mean =117cm and standard deviation of 5.2 cm
A random sample is drawn from a population of known standard deviation
What is the mean and standard deviation (SD) for preoperative T score for CVLT Acquisition - distribution of scores for the postoperative CVLT Retrieval T scores is normal, the middle 68% of the patients had T scores between what two values?
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