### Monthly Phone Usage Data AnalysisA cellular phone company monitors monthly phone usage. The following data represent the monthly phone use in minutes of one particular customer for the past 20 months. Use the given data to answer the following questions.#### Monthly Phone Usage Data (in minutes):- 334, 369, 473, 538, 443- 506, 385, 542, 407, 336- 330, 497, 422, 445, 460- 372, 447, 449, 358, 455---#### Analysis:**Determine the standard deviation and interquartile range of the data.****s =** [ ] (Round to two decimal places as needed.)**IQR =** [ ] (Type an integer or a decimal.)This data helps in understanding the variability and distribution of phone usage over the specified period. Calculating the standard deviation and interquartile range provides insights into the spread and central tendency of the data.

Calculate Sample Standard deviation (S), Quartile deviation from the following…

Answered: A cellular phone company monitors…

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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Answer the letter E only. Thank you!
The following set of data represents the number of orders filled by a national-chain restaurant during a two week period. Construct a five number summary for the the data. 66, 75, 68, 89, 86, 73, 67, 75, 75, 82, 85, 74, 67, 61 (Round to the nearest hundredth, if needed). Min _________________ Lower Quartile _________________ Median __________________ Upper Quartile _________________ Maximum __________________ What is the range and the interquartile range (IQR)? Range __________________ Interquartile Range (IQR) ___________________
The following data that belongs to a population: 4 -5 2 0 -10 14 12 8 Calculate the mean, median and mode. Round your answer to two decimal places if it is necessary Mean= Median= Mode=
Find the range, sample standard deviation and inter-quartile range (IQR) of the following data set. 35 42 42 63 71 79 84 85 96 98 range = (Please enter an exact answer.) standard deviation (ss) = (Round to one decimal place.) IQR = (Please enter an exact answer.)A new number, 139, is added to the data set above. Find the range, sample standard deviation and IQR of the new data set.range = (Please enter an exact answer.) standard deviation = (Round to one decimal place.) IQR = (Please enter an exact answer.)Which measure of spread is less affected by the addition of the extreme observation? standard deviation Range IQR
Records of a health insurance company show that 30% of its policyholders over 50 submit a claim during the year. 15 policyholders over 50 are selected at random; what is the probability that at least 10 will submit a claim during the year? What is the probability that 4 will submit a claim during the year? How many do you expect to submit a claim. What is the standard deviation?
The grades for 30 students on the most recent exam are given in the data table below: Round your answer to 2 decimal places as needed 70 70 80 80 70 60 90 80 80 80 60 70 70 70 70 90 70 70 80 90 60 90 70 60 90 70 06 90 90 80 What is the mean score for the exam? What is the median score for the exam? What is the standard deviation for the exam?
Joey and Dee Dee bowled five games at the Rock 'n' Bowl Lanes. Their scores are given in the following table. Joey 143 170 219 157 146 Dee Dee 183 166 188 143 160 (a) Find the mean score of each bowler. (Round the answer to one decimal place.) Joey X = Dee Dee x = (b) Find the standard deviation of each bowler's scores. (Round the answer to one decimal place.) Joey S = Dee Dee s =
Use the following data to answer the following questions. You can use excel or any app. as calculator.46 93 5630 39 4524 48 4560 55 4547 62 7063 72 6145 72 6574 48 6373 55 4872 55 44 1. The mean value is __________. a. 55.8833 b. 55.5500 c. 45 d. 55.8333 2. The median value is __________. a. 55.8833 b. 55.5 c. 55 d. 45 3. The mode is __________. a. 55.8833 b. 45 c. 55 d. 55.8333 4. The range is __________. a. 67 b. 68 c. 69 d. 70 5. The first quartile is __________. a. 43 b. 44 c. 40 d. 45
The Truly Amazing Dudes are a group of comic acrobats. The weights (in pounds) of the ten acrobats are as follows. 146 192 174 177 159 87 178 152 144 148 (a) Find the mean and sample standard deviation of the weights. (Round your answers to one decimal place.) mean 155.7 lbs standard deviation ? lbs (b) What percent of the data lies within one standard deviation of the mean? %(c) What percent of the data lies within two standard deviations of the mean? %
Answer all parts.
Professor Pete’s calculus class has the following scores: 19 21 31 32 37 45 52 55 62 63 63 65 65 77 78 Use Excel’s STDEV.S function to find the standard deviation. (round to the hundredths place)

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