4. The distribution of the number of mistakes made by 200 students taking GNED 03 in amultiple-choice exam is as follows.CLASSESCMCBRFCF10128.5.510.5122001115731310.515.536.5851881620521815.520.5261371152125392320.525.519.5176632630242825.530.51220024ТОTAL200100Approximate the mean, median and the mode of the frequency distribution table.MEANMEDIANMODE

Answered: Image /qna-images/answer/55f45ffa-0df0-4243-b107-a633fd315777.jpg

Answered: 4. The distribution of the number 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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1. Suppose the proportion of American adults who work at home is 40%. For a random sample of 100 American adults, what is the distribution of the sample proportion?
3. Consider the following set of data, which represents a simple random sample of heights (in inches) of full-grown corn plants in Horseyetown, WI: (78.5, 88.8, 76.2, 73.0, 79.5, 66.9, 72.4, 86.6, 67.6, 73.5, 72.6, 72.6, 80.0, 69.1, 79.1, 73.9, 72.3, 83.3, 64.3, 69.1) Round your answers to 2 decimal places. A. Calculate the range. B. Calculate the sample mean. C. Calculate sample statistics to estimate the population standard deviation and variance of all full-grown corn plants in Horseyetown, WI.
A fruit vendor wants to check 25 apples as sample out of 500 apples by using systematic sampling technique. Which of the following are first 5 correct samples? a. 18, 38, 58, 78 96 b. 15, 35, 50, 70, 90 c. 1, 21, 31, 51, 71 d. 14, 34, 54, 74, 94
4. There are 35 students in a class. Fifteen of them are men and 20 of them are women. The mean height of the men is 69.65 inches, and the mean height of all 35 students is 67.18 inches. What is the mean height of the women?
1. On a final examination in Mathematics, the mean was 76 and the standard deviation was 5. Determine the standard score of a student who received a score of 88 assuming the scores are normally distributed.
Consider the distribution of scores of 15 students: 83, 72, 87, 79, 75, 82, 76, 77, 73, 86, 81, 79, 82, 79, 74. 6. The median score is... 7. The mean score is... 8. The mode is... 9. The given distribution is...
4. The numbers of incorrect answers on a true-false test for 15 students were recorded as follows: 2, 1, 3, 0, 1, 3, 6, 0, 3, 3, 5, 2, 1, 4, 2. Find the median and the mode.
There are 4327 colleges in a certain country and the number full-time students is 13, 287,563. (a) Are the numbers of full-time students at different colleges discrete or continuous? Explain your answer. (b) What do you think is wrong with surveying college student by mailing questionnaires to 10,000 who are randomly selected? (c) If we randomly select four colleges and survey all their full-time students, what type of sample is obtained? (random, systematic, convenience, stratified, cluster)
3. Here are the ages of my 13 animals (yes this is really true). Treat as a population, find the mean, variance, and standard deviation. Round to three decimal places. Hank: 0.5, Tony: 2, Janice: 2, Scar: 4, Chance: 4, Beth: 6, Josephine: 6, Sassy: 7, Moony: 7, Holyfield: 9, Jeff: 6, Corn Nut: 11, Moo Shoo: 14
3. The following data are the number of burglaries reported for a specific year for fifteen Metro Manila universities: 30, 18, 3, 7, 61, 11, 1, 3, 2, 12, 15, 11, 13, 14, 11 a. Mean b. Median c. Mode
Imagine a researcher asks a sample of five people to drive two types of cars and rate each of them on a scale of 1 to 25. The researcher wants to know: Is there is a difference in the ratings of the two types of cars. Below are the data collected: Type A: 20, 10, 11, 23, 7 Type B: 10, 11, 4, 12, 1 What type of analysis would be appropriate to address the researcher’s question and why did you make this choice? Conduct the analysis identified in “1” above using jamovi. Use α = .05. Is the assumption(s) met? What do you conclude? Present your answer in APA. ** NB I asked these already using the responses please help answer question 2 2 Based on your decision in the questions above identify and explain the type of error you could be making
Consider a sample with data values of 26, 24, 22, 18, 32, 34, 29, and 24. Compute the percentiles (to 2 decimal, if decimals are necessary). 20th 25th 65th 75th

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