The following sample data set list the amount of 34 families spending weekly at Costco.a) Construct a frequency distribution that has 6 classes.b) Use the classes created in (a) above to find the mean, variance and standard deviation of the distribution.280380190704347632565825033036945042042132656352256651626636176512134231553657854345644876123876456

Given data: Data 280 380 190 70 43 476 325 658 250 330 369 450 420…

Answered: The following sample data set list the…

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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15. Calculate the median from the following data: Weight (in gms.) No. of Weight (in gms.) No. of Apples Apples 410-419 14 450-459 45 420-429 20 460-469 18 430-439 42 470-479 440-449 54
2. Elementary and Secondary Schools These data represent the number of both elementary and secondary schools for selected states. Elementary 938 977 194 518 711 599 1196 497 824 885 137 575 139 913 417 849 For each set of data find: a. Mean b. Median Secondary 403 423 85 156 424 327 401 362 240 333 44 205 43 274 223 285 Kama UISLI e. Range f. Variance g. Standard deviation c. Mode d. Midrange Which set of data is more variable?
Consider the data set with 34 entries. 17 23 25 25 26 27 40 43 43 43 46 47 52 56 57 59 63 68 74 75 75 78 80 81 81 84 87 86 89 90 93 95 98 99 Find the sample standard deviation.
The number of hospital beds in a sample of 20 hospitals is shown below. Construct a frequency distribution and a frequency histogram for the data set using 5 classes. Describe the shape of the histogram as symmetric, uniform, negatively skewed, positively skewed, or none of these. 171 165 125 132 181 194 206 152 Class 125-159 160-194 195-229 230-264 265-299 O A. Construct a frequency histogram for the data set using the frequency distribution. Choose the correct answer below. 8- Frequency 4 CO rrequency 2- Hospital Beds 107 177 247 31 Number of beds O B. Frequency 157 162 220 141 135 257 265 243 295 135 202 183 6- Hospital Beds 0- 107 177 247 31 Number of beds O C. Frequency Hospital Beds A 6- 0+ 107 177 247 31 Number of beds O D. Frequency 6- Hospital Beds 0- 107 177 247 31 Number of beds Describe the shape of the histogram as symmetric, uniform, negatively skewed, positively skewed, or none of these. Choose the correct answer below. OA. The histogram is uniform because the classes…
The following table shows the age distribution of live births in Albany County, New York, for 2000. Mother's Age Number of Live Births 10-14 7 15-19 258 20-24 585 25-29 841 30-34 981 35-39 526 99 40-44 45-49 4 What is the median of the given grouped data?
4. Use Descriptive Statistic tool on the Data Analysis to find the following: а. Мean b. Mode C. Median d. Standard Deviation e. Variance f. Range g. Skewness Table: 88 62 63 88 65 85 83 76 72 63 60 46 85 71 67 75 78 87 70 42 63 90 63 60 73 55 62 62 83 79 78 40 51 56 80 90 47 48 54 77 86 55 76 52 76 40 52 72 43 60
Calculate the median for the following frequency distribution: Marks No. of Students Marks No. of Students 45-50 10 20-25 31 40-45 15 15-20 24 35-40 26 10-15 15 30-35 30 5-10 25-30 42
2) The 40 monthly sales amounts of a particular product in a market are given in the table below. According to these data, make the Frequency table and for classified data a) Calculate the arithmetic mean, mode and median values. b) Find the quarter values of Q1 and Qa. c) Calculate the population variance and standard deviation values. d) Calculate the coefficient of variation.
The following data shows the cost of electricity (in $) during July 2015 for a random sample of 50 one-bedroom apartments in a large city. a.Form a frequency distribution for the above data. b. Find arithmetic mean based on the frequency distribution you developed.
From the data below, find the a. mean b. median c.mode d. range e.variance and f.standard deviation of the frequency distribution
Identify potential outliers, if any, for the given data. The weekly salaries (in dollars) of sixteen government workers are listed below. 690 567 813 646 728 552 453 593 500 666 685 369 529 787 471 986 O 369, 986 O 986 O 369 O None 5book 19 ho & 6.
The following table gives the frequency distribution of the ages of a random sample of 98 Duke students.

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