Consider the following data set:4.4 6.9 14.9 7.6 3.9 10.1 14.8 13.6 13.1 11.1 3.1 11.5 14.6 4.7 3.6 4.9 4.1 11.2 6.4 6.7 13.2 13.4 12.1 12.2 7.2 13.1 11.4 11.5 7.8 13.9 a. Construct the frequency distribution using classes of 3 up to 5, 5 up to 7, etc.b. Construct relative frequency, cumulative frequency, and cumulative relative frequency distributions. (Round "Relative Frequency" and "Cumulative Relative Frequency" to 2 decimal places.)c-1. How many of the observations are at least 7 but less than 9?c-2. How many of the observations are less than 9?d-1. What percentage of the observations are at least 7 but less than 9? (Round your answer to the nearest whole percent.) d-2. What percentage of the observations are less than 9? (Round your answer to the nearest whole percent.)

Consider the following data set: 4.4 6.9 14.9 7.6 3.9 10.1 14.8 13.6 13.1 11.1 3.1 11.5 14.6 4.7 3.6 4.9 4.1 11.2 6.4 6.7 13.2 13.4 12.1 12.2 7.2 13.1 11.4 11.5 7.8 13.9 Click here for the Excel Data File a. Construct the frequency distribution using classes of 3 up to 5, 5 up to 7, etc. Class Frequency 3 up to 5 5 up to 7 7 up to 9 9 up to 11 11 up to 13 13 up to 15 b. Construct relative frequency, cumulative frequency, and cumulative relative frequency distributions. (Round "Relative Frequency" and "Cumulative Relative Frequency" to 2 decimal places.) Class Relative Cumulative Cumulative Frequency Frequency Relative Frequency 3 up to 5 5 up to 7 7 up to 9 9 up to 11 11 up to 13 13 up to 15