# Problem Set B.docx - Problem Set B Question 1 A frequency...

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Problem Set B Question 1A frequency table of grades has five classes (A, B, C, D, F) with frequencies of 5, 12, 13, 7, and 3 respectively. What are the relative frequencies of the five classes?Complete the table. (Round to two decimal places as needed.) Question 2Identify the lower classlimits,upper classlimits,classwidth,classmidpoints,and class boundaries for thegiven frequency distribution. Also identify the number of individuals included in the summary. Part A – Identify the lower class limits. (Type integers or decimals. Do not round. Use ascending order.) Part B – Identify the upper class limits. (Typeintegers or decimals. Do not round. Use ascendingorder.) Part C – Identify the class width. (Type an integer or a decimal. Do not round.) Part D – Identify the class midpoints. (Type integers or decimals. Do not round. Use ascending order.)
Part E – Identify the class boundaries. (Type integers or decimals. Do not round. Use ascending order.)17,22,27,32,37,42,47Age (yr) whenaward was won Part E – Identify the number of individuals included in the summary. (Type integers or decimals. Do not round. Use ascending order.) Question 3Same as Question 2*Question 4Heights of adult males are normally distributed. If a large sample of heights of adult males is randomly selected and the heights are illustrated in a histogram, what is the shape of that histogram?Choose the correct answer below. A. Longer tail to the rightB .Longer tail to the leftC. Bell-shapedD. Uniform