Suppose the table below shows the actual and the predicted sales values for the 4 months (August-November).  Actual Predicted 180 170 190 180 200 190 210 196  Round your final answers to 2 decimal places Calculate the MAD Calculate the RMSE Calculate the MAPE  

Hospitals are key settings for health promotion because patients are at late stages in their diseases.

The delivery time for a logistics truck company are normally distributed with a mean of 2.25 days and a standard deviation of 0.5 days. i)  What’s the probability that a delivery takes less than 3 days?    Round your answer to 3 decimal places. ii)  What’s the lowest delivery time for the top 10% (90th  percentile)?  Round your answer to 2 decimal places.

What percentage of female customers earn less than 70? Round your answer to 2 decimal places. Enter your answer but don’t use % sign. (Example if the answer is 30.50% just enter 30.50 with no percent sign).  Hint: Use the contingency table you found in question #4.

Use the following information to answer questions #1-#5 :  An online retail company is trying to predict customer spending in the first two months of the year. The marketing analyst of the company has compiled a data set on 180 existing customers that includes sex (Sex: Female=0, Male=1), annual income in 1,000s (Income), age (Age, in years), and total spending in the first 2 months of the year (Spending).  The excel file RetailData.xlsx contains the dataset the marketing analyst compiled.

A 54-year-old female patient has come to you for guidance on behavior change, with a specific emphasis on increasing her physical activity.  Within the visit you have discussed the patient’s current knowledge of the benefits and risks of physical activity and have set a SMART goal for increasing activity.  What would be the next step to take with this patient based on the 5A’s model?

Which of the following statements reflects the physical activity guidelines for children and adolescents aged 6-17 years?

A purple feathered bird must have the genotype PP.

If two heterozygotes mate, the chances of them producing a yellow feathered bird are 1 out of 4.

The letter Y should be used to represent the yellow feathers gene.