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1. The lengths of 40 insects of a certain species were measured, to the nearest millimetre. The frequency distribution is given in the table below. (a) Using the table given, complete the cumulative frequency table. Length (x mm) Frequency Length (x mm) Cumulative Frequency 25

1. The lengths of 40 insects of a certain species were measured, to the nearest millimetre. The frequency distribution is given in the table below. (a) Using the table given, complete the cumulative frequency table. Length (x mm) Frequency Length (x mm) Cumulative Frequency 25

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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#1 a and b HANDWRITTEN
1. The lengths of 40 insects of a certain species were measured, to the nearest millimetre. The frequency distribution is given in the table below. (a) Using the table given, complete the cumulative frequency table. Length (r mm) Frequency Length (x mm) Cumulative Frequency 25 <r< 30 x< 30 30<x< 35 31 * 35 35<x< 40 6. x 40 40 <x< 45 12 r< 45 45 <x< 50 10 x< 50 50 <x< 55 r< 55 55<x< 60 *に60 (b) Using the cumulative frequency table, find the number of insects which are (i) 50 mm or less in length, (ii) more than 45 mm in length, (iii) more than 35 mm but less than or equal to 50 mm in length.
Transcribed Image Text:1. The lengths of 40 insects of a certain species were measured, to the nearest millimetre. The frequency distribution is given in the table below. (a) Using the table given, complete the cumulative frequency table. Length (r mm) Frequency Length (x mm) Cumulative Frequency 25 <r< 30 x< 30 30<x< 35 31 * 35 35<x< 40 6. x 40 40 <x< 45 12 r< 45 45 <x< 50 10 x< 50 50 <x< 55 r< 55 55<x< 60 *に60 (b) Using the cumulative frequency table, find the number of insects which are (i) 50 mm or less in length, (ii) more than 45 mm in length, (iii) more than 35 mm but less than or equal to 50 mm in length.
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