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WORD PROBLEM #1 Use the below scores (X) to solve the equations in the next 3 questions.  X 8 5 9 6    

 WORD PROBLEM #3 Use the below frequency distribution table to answer the next 5 questions. X f 6 1 5 2 4 2 3 4 2 1                                         

What is the sample mean (M) for the Nicorette group?

WORD PROBLEM #3 Find the z‑score corresponding to each of the following scores.  To receive full credit, please use notebook paper and pencil to solve the word problem.  Make sure you specifically show all work in each of the steps. Then answer the next 7 questions.  X   98 102 100 99 101

What z-score represents X = 98?  Use the mean and standard deviation you just calculated in the preceding questions to arrive at your answer.  

WORD PROBLEM #1 A sample of n = 25 is selected from a normal population with  

Using notebook paper and a pencil, draw a simple polygon to represent the anxiety (X) scores from above dataset.  Be sure to correctly label x- and y-axes and follow the rules discussed during lecture for making figures appropriately formatted and sized.  Clearly label your polygon with the question number and include it in your file upload with the rest of your hand calculations for this exam.  This polygon is worth 8 pts.   

What z-score represents X = 100?  Use the mean and standard deviation you just calculated in the preceding questions to arrive at your answer.  

WORD PROBLEM #2 Research results suggest that children with ADHD tend to watch more TV than children who are not diagnosed with the disorder.  To examine this relationship, a researcher obtains a random sample of n = 25 children, 8 to 12 years old, who have been diagnosed with ADHD.  Each child is asked to keep a journal recording how much time each day is spent watching TV.  The average for the sample is M = 3.6 hours.  It is known that the average time for the general population of 8 to 12 year-old children is

WORD PROBLEM #2 Use the below anxiety scores (X) to answer the next 3 questions.     Scores : 3, 3, 4, 3, 2, 5, 3, 4, 3, 6, 1, 3, 1, 5, 7, 3, 2, 4, 9, 8