A sample of 5 students were asked how much money they were carrying. These were their answers:$75, $2, $5, $0, $5.Why is the median more informative than the mean?- The median is higher than the mean.- The mean is skewed by the outlier $75.- The mean is higher than the median.- The mean is skewed by the outlier $0.

We have to find the correct option from the given options.

Answered: A sample of 5 students were asked how…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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The histogram below gives the length of service of members of the Department of Mathematics and Statistics at a particular university. The classes, in years of service, are 0-4.9, 5-9.9, etc., and the vertical axis represents the number of faculty. (a) What percent of the department faculty have 5 or more years of service? (answer in %) (b) If a member of the department is chosen at random to serve on a university committee, what is the probability (in decimal form) that the chosen representitive will have between 10 and 25 years of service? (c) What is the probability the representative above will have less than 15 years of service given that the person has less than 20 years of service?
The following table represents the survey conducted in a school. Male female Chicken fried steak 26 16 Chicken nugget 17 25 What percent of students like to have chicken nugget?
Find the mean, median, mode and midrange and then compare the means using 5% Number of hours spent on social media per week. Group A: 36, 13, 8, 19, 2, 21, 15, 7, 13, 10, 2, 15, 10 Group B; 55, 12, 9, 2, 20, 11, 2, 9, 7, 8, 10, 2
The boxplots below represent movie run-times (length of a movie in minutes) for movies that have been rated by the Motion Picture Associate of America as R, PG-13, PG, and G. Which movies have the largest variety in typical run-time? 80 R PG-13 PG B G 000 0 0 0 100 120 140 160 180 Runtime (in minutes) It's a tie between R and PG movies because they had the same median. PG-13 because it has the widest whiskers. PG-13 because it has the largest IQR. R because it has the most outliers.
A researcher used the sample median as a measure of center instead of the sample mean. What do you think could have informed his decision and why?
Relatives gave Timothy $15,$50,$25 and $18 for his birthday.What is the mean amount of money relatives gave Timothy for his birthday?
Raymond wants to estimate the percentage of parents that use cloth diapers. He asks a randomly selected group of 200 parents whether or not they use cloth diapers. What is the data?
The average of 7 consecutive even integers is 20. What is the median?
Lionel has just gone grocery shopping. The mean cost for each item in his bag was $3.19. He bought a total of 7 items and the prices 6 of those items are listed below. $2.16,$3.24,4.03,$3.27,$1.87,$3.86. Determine the price of the 7th item in this bag
Find the weighted mean of four test results, 65, 89, 105 and 101, where the first test counts 22%, the second 32%, the third counts 17 % and the fourth counts 29%.
Find the median of the given sample: -11, -12, -10, 9, -8, -7, -6 -10 -8 -9
a survey was given to 18 students. one question asked about the one-way distance the student had to travel to attend college. the results, in miles, are shown in the following table. use the median procedure for finding quartiles to find the first, second and third quartiles for the data.

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