: 5:26. The frequency distribution of weight in grams of mangoes of a given variety is givenbelow. Calculate the arithmetic mean and the median.Weight in gramsNumber of mangoes :410--419420-429430-439440-449450-459460-469470-4791420425445187.45

Answered: Image /qna-images/answer/347b5096-4576-4c7b-8926-b1c0c956cee6.jpg

Answered: : 5-26. The frequency distribution of…

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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Find the mean of the data summarized in the given frequency distribution. Compare the computed mean to the actual mean of 51.1 miles per hour. Speed (miles per hour) Frequency 42-45 23 The mean of the frequency distribution is (Round to the nearest tenth as needed.) 46 - 49 15 miles per hour. 50-53 54-57 58-61 6 4 Which of the following best discribes the relationship between the computed mean and the actual mean? O A. The computed mean is not close to the actual mean because the difference between the means is less than 5%. OB. The computed mean is close to the actual mean because the difference between the means is more than 5%. O C. The computed mean is close to the actual mean because the difference between the means is less than 5%. O D. The computed mean is not close to the actual mean because the difference between the means is more than 5%.
The data in the table represent the ages of the winners of an award for the past five years. Use the data to answer questions (a) through (c). 25 30 61 48 42 a. Determine the population mean age, μ, of the five winners. μ=________________ (Type an integer or a decimal.) b. Consider samples of size 3 without replacement. Find the mean of the variable x. Ages x Ages x Full data set 25, 30, 61 38.67 25, 48, 42 38.33 25, 30, 48 34.33 30, 61, 48 46.33 25, 30, 42 32.33 30, 61, 42 44.33 25, 61, 48 44.67 30, 48, 42 40.00 25, 61, 42 42.67 61, 48, 42 50.33 The mean of the variable x is ______________. (Round to two decimal places as needed.) c. Find μx, using only the result of part (a). μx=_________________ (Type an integer or a decimal.)
The accompanying data represent the approximate population, in millions, of the 20 most populous cities in the world. Use these data to construct a frequency distribution with a first class of 7.0 -7.9. Fill in the missing classes and the frequency for each class below. Population (millions of people) 7.0 -7.9 □-□ 10.0 - 10.9 11.0-11.9 Number of Cities 13.5 11.5 10.1 8.3 7.7 13.4 11.3 10.1 8.2 7.6 13.3 10.8 9.5 8.2 7.6 13.3 10.5 9.2 7.7 7.2 20
How many classes are there and what is the class width?
Find the mean of the grouped frequency distribution. Interval Frequency 0-9 4 10-19 20-29 30-39 40-49 50-59 5 10 9 3 1 ESS D What is the mean of the grouped data? (Round to the nearest hundredth as needed.)
Calculate the Mean for the following frequency distribution. Round the result of the mean to two decimal places. Límit Frequency 100 - 110 24 111 - 121 36 122 - 132 22 133 - 143 11 144 - 154 9 155 - 165 24
4. The frequency distribution below gives the cost of production of sugarcane in holdings. Obtain the arithmetic mean. Cost of Production No. of Holdings Cost of Production No. of Holdings 2 - 6 1 18 – 22 52 6 - 10 9. 22 – 26 36 10 – 14 21 26 – 30 19 14 – 18 47 30 - 34 3
Identify the class width, class midpoints, and class boundaries for the given frequency distribution. Brain Volume (cm3) Frequency 1,000 - 1,089 6 1,090 - 1,179 7 1,180 - 1,269 3 1,270 - 1,359 2 1,360 - 1,449 1 1,450 - 1,539 1 Class width _________ Class midpoints _____, _____, _____, _____, _____, _____ Class boundaries _____, _____, _____, _____, _____, _____
Find the mean for the following grouped data. Interval Frequency 0-4 4 5-9 8 10-14 5 15-19 10 20-24 4 25-29 5
14. The weights of students in a class as given below. Their mean weight is 54.64. Find the missing value. Weights No. of students 40 44 48 ? 56 60 64 68 3 7 10 2 10

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: 5-26. The frequency distribution of weight in grams of mangoes of a given variety is given Lulow Calculate the arithmetic mean and the median. Weight in grams Number of mangoes : 410--419 420-429 430-439 440-449 450-459 460-469 470-479 14 20 42 54 45 18