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Frequency 25 28 20 27 15 10 14 1 10 12 Siblings a) What type of graph is this? b) How would you best describe the distribution of the data: skewed right, skewed left, or normal? c) Approximately how many students have between 2 to 4 siblings? d) What percent of students had less than 2 siblings or more than 8 siblings. e) What percent of students had between 6 to 8 siblings? Round to 1 decimal place. f) Suppose the mean number of siblings was about 6.5. Do you expect the median to be above or below 6.5? Explain. g) Which do you think is a better estimator in terms of measure center: mean or median? h) In terms of the measure of variation, what would be a better estimator: range, standard deviation, or interquartile range. 2. 5.

Frequency 25 28 20 27 15 10 14 1 10 12 Siblings a) What type of graph is this? b) How would you best describe the distribution of the data: skewed right, skewed left, or normal? c) Approximately how many students have between 2 to 4 siblings? d) What percent of students had less than 2 siblings or more than 8 siblings. e) What percent of students had between 6 to 8 siblings? Round to 1 decimal place. f) Suppose the mean number of siblings was about 6.5. Do you expect the median to be above or below 6.5? Explain. g) Which do you think is a better estimator in terms of measure center: mean or median? h) In terms of the measure of variation, what would be a better estimator: range, standard deviation, or interquartile range. 2. 5.

MATLAB: An Introduction with Applications
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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Frequency 25 28 20 27 15 10 14 1 10 12 Siblings a) What type of graph is this? b) How would you best describe the distribution of the data: skewed right, skewed left, or normal? c) Approximately how many students have between 2 to 4 siblings? d) What percent of students had less than 2 siblings or more than 8 siblings. e) What percent of students had between 6 to 8 siblings? Round to 1 decimal place. f) Suppose the mean number of siblings was about 6.5. Do you expect the median to be above or below 6.5? Explain. g) Which do you think is a better estimator in terms of measure center: mean or median? h) In terms of the measure of variation, what would be a better estimator: range, standard deviation, or interquartile range. 2.
Transcribed Image Text:Frequency 25 28 20 27 15 10 14 1 10 12 Siblings a) What type of graph is this? b) How would you best describe the distribution of the data: skewed right, skewed left, or normal? c) Approximately how many students have between 2 to 4 siblings? d) What percent of students had less than 2 siblings or more than 8 siblings. e) What percent of students had between 6 to 8 siblings? Round to 1 decimal place. f) Suppose the mean number of siblings was about 6.5. Do you expect the median to be above or below 6.5? Explain. g) Which do you think is a better estimator in terms of measure center: mean or median? h) In terms of the measure of variation, what would be a better estimator: range, standard deviation, or interquartile range. 2.
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