Among fatal plane crashes that occurred during the past 65 years, 226 were due to pilot error, 88 were due to other human error, 131 were due to weather, 305 were due to mechanical problems, and 404 were due to sabotage. D Construct the relative frequency distribution. What is the most serious threat to aviation safety, and can anything be done about it? Complete the relative frequency distribution below. Relative Frequency Cause Pilot error Other human error Weather Mechanical problems Sabotage (Round to one decimal place as needed.)

How to do frequency tables??

How do I round the decimals? (This is not graded. It is merely an exercise to solidify acquisition).

Tom's Electronics offers five models of cell phones (A, B, C, D, and E). 0. Yesterday they sold 20 cell phones. (a) The models that were sold appear below. Complete the frequency distribution for the data. Model Model Frequency BECAB A A C DB D E E BE B CB C DA E (b) There are four major phone plans available for these cell phone models. But not every plan is available for every model. The table below shows the plans available for the cell phone models. Phone plan Model Horizon Clear1 Max Data City Fone C, D, and E B and E C and D В, С, and E How many cell phones sold at Tom's Electronics yesterday can use the City Fone plan? O phones

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What’s the mean age

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College graduates in a random sample were asked the age when they earned their bachelor's degree. The data are summarized in the frequency table below. Find the mean of the sample. Submit your answer as a decimal value rounded to the nearest tenth. Frequency table: Count of the age when students graduated with a bachelor's degree Age 21 22 23 24 25 26 Frequency 1 3 4 2 O 9

Identify the lower class​ limits, upper class​ limits, class​ width, class​ midpoints, and class boundaries for the given frequency distribution. Also identify the number of individuals included in the summary. complete A-F A. Identify the lower class limits.  ​(Type integers or decimals. Do not round. Use ascending​ order.)   B.Identify the upper class limits. (Type integers or decimals. Do not round. Use ascending​ order.)   C. Identify the class width.   ​(Type an integer or a decimal. Do not​ round.)   D. Identify the class midpoints. ​(Type integers or decimals. Do not round. Use ascending​ order.)   E. Identify the class boundaries. ​(Type integers or decimals. Do not round. Use ascending​ order.)   F. Identify the number of individuals included in the summary. ​(Type an integer or a decimal. Do not​ round.)

A researcher surveys a sample of n = 20 college students and asks each person to identify their favorite movie. If the data were organized in a frequency distribution table, what would be included in the last column? G a list of movies K a list of students oa list of frequencies oa list of averages