Question 1: The weight in milligrams of 2538 seeds of the long leef pine were as follows : Class (weight in milligrams) Frequency (No. of Seeds) 10 – 24.9 16 25 – 39.9 68 40 – 54.9 204 55 – 69.9 233 70 – 84.9 240 85 – 99.9 655 100 – 114.9 803 115 – 129.9 294 130 – 144.9 21 145 – 159.9 4 a) Find the Mean (average) weight, the median weight and the most common weight (mode) of the seeds. b) Find the first and third quartiles. Find the third decile and the 45th percentile. c) Explain your answers as you would to a person who had never studied statistics.

Question 1: The weight in milligrams of 2538 seeds of the long leef pine were as follows : Class (weight in milligrams) Frequency (No. of Seeds) 10 – 24.9 16 25 – 39.9 68 40 – 54.9 204 55 – 69.9 233 70 – 84.9 240 85 – 99.9 655 100 – 114.9 803 115 – 129.9 294 130 – 144.9 21 145 – 159.9 4 a) Find the Mean (average) weight, the median weight and the most common weight (mode) of the seeds. b) Find the first and third quartiles. Find the third decile and the 45th percentile. c) Explain your answers as you would to a person who had never studied statistics.

Mathematics For Machine Technology

8th Edition

ISBN:9781337798310

Author:Peterson, John.

Publisher:Peterson, John.

Chapter29: Tolerance, Clearance, And Interference

Section: Chapter Questions

Problem 16A: Spacers are manufactured to the mean dimension and tolerance shown in Figure 29-12. An inspector...

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