1. The data belou represents the heights (cm) of 20 boys140138133148160153131146134136149141155149165142144147138139i. Censtruct a frequency distribution table using 6 classes, Drau a histogram and a frequency polygen and describe the shape of the histegram.i. Find the mean, median and modat for the distribution and interpret your results.i. Find the standard deniation and coefficient st uariation and interpret your results.in, State two adeantages each for measures of central tendency and measures of wariation.

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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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Section 2.2, question 3
The pairs of observations in the following material tell how many convenience stores in a city have been robbed during the year and how far that convenience store is from the nearest police station. Material: Distance (km) Robberies (pcs)5.8 40.2 212.3 93.7 41.4 39.5 915.0 117.7 6 Question: We want to know if the number of robberies is related to the distance of the convenience store from the nearest police station.(a) What hypothesis should be tested? Clearly formulate both the null and counter hypothesis and verbally explain their interpretation.(b) Test the hypothesis you just formed at the 5% significance level.(c) Repeat (b) at the 1% significance level. In the assignments, you must not use the ready-made function of the R software or other software for linear regression, i.e. the assignments must be solved using…
The mean daily maximum temperatures at Komakuk Beach, in the Yukon, were recorded for The month from 1958 to 1990. The data are represented by the formula T=17.11sin(0.60M – 21.83)– 5.38, where Tis the temperature ("C) and Mis the number of the month in the year (1 to 12). a) What is the maximum mean daily temperature? b) What is the minimum mean daily temperature? c) What is the mean daily temperature for May? d) In a typical year, during how many months will the mean daily temperatures be higher than 0°C? Give your answer to the nearest tenth of a month.
Can you answer letter C please.
Refer to the illustration below: Height 177 - 183 170-176 163 - 169 156-162 149-155 142 - 148 135-141 What is the class width? Frequency 1 4 5 16 12 4 3

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1. The data betouL represents the heights (cm) of 20 boys 140 138 133 148 160 153 131 146 134 136 149 141 155 149 165 142 144 147 138 139