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Question 1 Suppose you are in charge of rationing in a province affected by food shortage. The following reports arrive from a local investigator. Daily Caloric Value of Food Available Per Adult During Current Period Area Mean Standard Deviation A 2500 400 B 2000 200 The estimated requirement of an adult is taken as 2800 calories daily and the absolute minimum is 1350. Comment on the reported figures and determine which area, in your opinion, needs more urgent attention.

Question 1 Suppose you are in charge of rationing in a province affected by food shortage. The following reports arrive from a local investigator. Daily Caloric Value of Food Available Per Adult During Current Period Area Mean Standard Deviation A 2500 400 B 2000 200 The estimated requirement of an adult is taken as 2800 calories daily and the absolute minimum is 1350. Comment on the reported figures and determine which area, in your opinion, needs more urgent attention.

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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Question 1 Suppose you are in charge of rationing in a province affected by food shortage. The following reports arrive from a local investigator. Daily Caloric Value of Food Available Per Adult During Current Period Area Mean Standard Deviation A 2500 400 2000 200 The estimated requirement of an adult is taken as 2800 calories daily and the absolute minimum is 1350. Comment on the reported figures and determine which area, in your opinion, needs more urgent attention. Question 2 A statistics professor administered an exam to three different classes. The 8:00 class had 20 students and an average score of 82.4. The 9:00 class had 24 students and an average of 78.9. The 29 students in the 10:00 class had an average of 87.3. Calculate the overall average for all three classes combined. Question 3 The following data set shows the frequencies of the grouped scores for the 2008 Masters Golf competition. Final Score Frequency 280--283 284--287 8 288--291 14 292--295 296--299 300--303 2 (i) (ii) (iii) (iv) Construct a histogram Construct a polygon Compute the mean, mode, median and standard deviation. Specify what type of type Skewness and Kurtosis describe the data above. Question 4 The following table lists the number of children who attend an after school program over an 11-day period. Construct a box and Whisker plot for the data. Sorted Number of Children per day 20 22 29 37 49 56 64 70 70 87 92 Question 5 The following table records the results of a survey that asked respondents how many cats lived in their households. Calculate the average number of cats per household. Number of cats Number of households 58
Transcribed Image Text:Question 1 Suppose you are in charge of rationing in a province affected by food shortage. The following reports arrive from a local investigator. Daily Caloric Value of Food Available Per Adult During Current Period Area Mean Standard Deviation A 2500 400 2000 200 The estimated requirement of an adult is taken as 2800 calories daily and the absolute minimum is 1350. Comment on the reported figures and determine which area, in your opinion, needs more urgent attention. Question 2 A statistics professor administered an exam to three different classes. The 8:00 class had 20 students and an average score of 82.4. The 9:00 class had 24 students and an average of 78.9. The 29 students in the 10:00 class had an average of 87.3. Calculate the overall average for all three classes combined. Question 3 The following data set shows the frequencies of the grouped scores for the 2008 Masters Golf competition. Final Score Frequency 280--283 284--287 8 288--291 14 292--295 296--299 300--303 2 (i) (ii) (iii) (iv) Construct a histogram Construct a polygon Compute the mean, mode, median and standard deviation. Specify what type of type Skewness and Kurtosis describe the data above. Question 4 The following table lists the number of children who attend an after school program over an 11-day period. Construct a box and Whisker plot for the data. Sorted Number of Children per day 20 22 29 37 49 56 64 70 70 87 92 Question 5 The following table records the results of a survey that asked respondents how many cats lived in their households. Calculate the average number of cats per household. Number of cats Number of households 58
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