Two hundred people were interviewed by a publicopinion polling agency. The frequency distribution gives the ages of peopleinterviewed.FrequencyAge groups(years)Age groups(years)Frequency80-89240–49564070-7960-6930-3920-2910–19264250–592032Calculate the value of mean.

Given: The data set is including the frequency distribution for the people of different age-groups…

Answered: by pinion polling agency. The frequency…

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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Similar questions

if the outlier is removed, what is the mean of the remaining sample data? -8, -7, -5, 10, -7, -4, -4, -7, 6, 90
please i want the full solution and i need the histogram and trend line
How Purchases Are Made Frequency, The responses of a sample of 5319 shoppers who were asked how their purchases are made are shown in the table. Find the mean, the median, and the mode of the data, if possible. If any measure cannot be found or does not represent the center of the data, explain why. Research online and in 2294 store, buy in store Search and buy online 1154 Search and buy in store 814 Research online and in 1057 store, buy online Find the mean. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. The mean is (Round to one decimal place as needed.) B. The mean cannot be calculated because the sample size is too small. C. The mean cannot be calculated because the data are at the nominal level of measurement. D. The mean cannot be calculated because there is an even number of data entries.
What is the median?
How do I find the mean? Do i put it in ascending order first, or it doesn't matter?
You are researching campus crime for one of your classes. While doing your research you find the data below, representing the number of campus crimes for a year, per 1000 students, from a sample of 20 campuses. You decide to apply what you have learned in your statistics class to better understand the data. {64 138 141 84 86 141 135 174 201 203 125 234 143 148 152 158 174 84 173 193} Your professor is interested in how accurate you are in the calculation of the mean. To help her understand how close you are, and describe possible errors, you construct a confidence interval for the campus crime sample data. a. Construct a 95% confidence interval for the mean of all college crimes. Round to one decimal place. Write this in inequality form with units. b. Interpret your confidence interval. c. What should be your response if you were told that the actual mean number of college campus crimes as 125 per year? What two things might have occurred? I don't understand part C, so if you could…
B-E and F please right Answer B- just so it's easy to read please
Mean = 64.57 median = 64.50 mode = 64.09 comment on the shape of the distribution. Give reasons for your answer.
Calculation of a mean is most appropriate for which of the following sets of data? Attitudes of graduate nurses toward the elderly measured by axillary temperature Ranking of nursing students by clinical instructors according to perceived technical ability. Percent of nurses in each specialty area.
Show your solution.
Determine the mean
15, 6, 8, 11, 10, 12, 19, 7 what is the mean,range,mode,median

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by pinion polling agency. The frequency distribution gives the ages of people terviewed. Frequency Age groups (years) Age groups (years) Frequency 80-89 2 40-49 56 70-79 2 30-39 40 60-69 20-29 42 50-59 20 10–19 32 Calculate the value of mean.