You have a list of all employees for a large company, you randomly pick 50 employees for a special survey using a random number generator and their company identification number.

Use the following information to answer the questions below Math History Your exam score = 65 Your exam score = 65 Mean  = 60 Mean = 45 Standard deviation = 2 Standard deviation = 10 a.  Which exam had more variation in the scores? Briefly explain and justify your answer b. In which class did you do relatively better than the rest of the class? Briefly explain and justify your answer.

The above boxplot describes the square footage of one bedroom apartments that were rented over the past 12 months.  Answer the following: a.  Approximately what percentage of one bedroom apartments rented in the past 12 months were more than 1700 square feet? [answer1] b.  Approximately what percentage of one bedroom apartments rented in the past 12 months were between 1200 and 1700 square feet? [answer2] c.  What is the median for the square footage of one bedroom apartments? [answer3] d.  What is the approximate interquartile range? [answer4]

If a salary of $120,000 corresponds to  P81, interpret this value in a sentence.

For the following Frequency Polygon, answer the questions below   a.  How many real classes does this frequency polygon have? [answer1] b. What is the class width? [answer2] c. Which class midpoint has the maximum frequency of exercises? [answer3] d. Approximately how many people exercised 14 hours? [answer4]

Using the information from the previous problem, which animal is relatively taller? Briefly explain and justify your answer.

Identify if the following variables are Qualitative or Quantitative 1. Someone’s Marital Status (Single, Married, Divorced, etc…) [answer1] 2. The number of times a person has been married? [answer2] 3. The high temperature today. [answer3] 4. The rank of horses in a horse race (Win 1st, Place 2nd, or Show 3rd). [answer4]

[answer1] statistics consists of organizing and summarizing information collected, while [answer2] statistics uses methods that generalizes results obtained from a sample to the population and measure the reliability of the results.

Using the information from the previous problem, which animal is relatively shorter? Briefly explain and justify your answer.

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