(Solution) Identify whether the table given below is a frequency table or a frequency distribution.
29. Identify whether the table given below is a frequency table or a frequency distribution. Age (Years) Frequency under 30 36 30 up to 40 18 40 up to 50 10 50 up to 60 24 50 and over 26 Frequency distribution Frequency table 34. A marketing class of 50 students evaluated the instructor using the following scale: superior, good, average, poor, and inferior. The descriptive summary showed the following survey results: 2% superior, 8% good, 45% average, 45% poor, and 0% inferior.The instructor's performance was great! Most students rated the instructor as poor or average. The instructor's performance was inferior. No conclusions can be made.36. A sample of experienced typists revealed that their mean typing speed is 90 words per minute and the median is 74. The standard deviation is 16.9 words per minute. What is the Pearson's coefficient of skewness? -2.8 +2.8 -1 +1 39. Consider these five values a population: 6, 2, 10, 8, and 17. (a) Determine the mean of the population. (Round your answer to 1 decimal place.) Mean;____________ (b) Determine the variance. (Round your answer to 2 decimal places.) Variance:____________
This question was answered on: May 23, 2022
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