Frequency 33- 30 24- 21- 18- 15- 12- 9 72 75 78 Final Grade Score 90 93 96
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The following frequency histogram presents the final grades of a random sample of
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- How to create a frequency distribution?Español A survey of 22 retirees was taken. Among other things, the retirees were asked to report the age at which they retired. Here are those 22 ages (in years). 33, 47, 47, 48, 54, 54, 55, 55, 61, 62, 64, 65, 66, 66, 67, 67, 68, 71, 71, 75, 75, 78 Send data to calculator 圖 Frequency An 10- 6. 8- 6+ 4 4- 2- 30 40 50 60 70 80 Age (in years) Mean (a) Which measures of central tendency do not exist for this data set? Choose all that apply. O Median O Mode O None of these measures O Mean (b) Suppose that the measurement 33 (the smallest measurement in the data set) were replaced by 24. Which measures of central tendency would be affected by the change? Choose all that apply. O Median O Mode O None of these measures (c) Suppose that, starting with the original data set, the smallest measurement were O Mean O Median removed. Which measures of central O Mode tendency would be changed from those of the original data set? Choose all that apply. O None of these measures (d) The relative values…A survey of 22 retirees was taken. Among other things, the retirees were asked to report the age at which they retired. Here are those 22 ages (in years). 35, 42, 43, 46, 54, 55, 55, 57, 61, 61, 61, 62, 64, 66, 67, 69, 69, 72, 72, 73, 73, 77 Send data to calculator Send data to Excel Frequency 10- 6. 8 6- 4 4 2- 1. 60 70 40 Age (in years) 30 50 80 3.
- Scores from a recent test in a Calculus course are 93, 52, 92, 81, 76, 34, 87, 91, 98, 64, 93, 84, 49, 72, 58, 41, 53, 87, 92, 96, 90, 103, 99, 93, 91 (a) Make a frequency chart using 10-point bins (30-39, 40-49, etc.) (b) Make a histogram of the data. (c) Write a sentence or two concerning what the histogram reveals about the performance of the class on this tes O True O False A Moving to another question will save this response. -100 TOgram of this data using tenDefine z-scoreF, C, D, C, D, B, D, A, D, D, B, B, B, B, D, D, B, B, F, A, F Grade A frequency: Grade B frequency = Grade C frequency: = Grade D frequency =_ Grade E frequency Grade F frequency = Blank # 1 Blank # 2 Blank # 3 Blank # 4 Blank # 5 = = >> N N
- Every year, the students at a school are given a musical aptitude test that rates them from 0 (no musical aptitude) to 5 (high musical aptitude). This year's results were: Aptitude score 0,1,2,3,4,5 Frequency 2,2,3,4,6,0 The average (mean) aptitude score? The median aptitude score?how to construct a grouped frequency distributionsHow to find the class width of a frequency table?
