Compute the mean, median, mode, variance and standard deviation of the followingdata.An entomologist measures the wing span of a certain specie of insect with the followingresults:Wing span in mm.15-1920-2425-2930-3435-3940-4445-4950-5455-5960-64Number of insects510324276110601032

Wing span in mm Number of insects 15-19 5 20-24 10 25-29 32 30-34 42 35-39 76 40-44 110…

Answered: Compute the mean, median, mode,…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Consider the following two datasets:Dataset 1 Dataset 21 9 5 51 9 5 51 9 5 51 9 5 51 9 5 5(a) Compute the mean and range of each dataset.(b) Which dataset appears to have the less variation? (c) Compute the sample standard deviation of each dataset.(d) Which measure of variation (range or standard deviation) better distinguishes the variation of data in the 2 datasets? Explain your answer.
The stem-and-leaf diagram below shows the sample of length (in mm) of nails.Stem Leaf 10 2 3 311 4 612 0 1 7 813 3 714 5 7 916 1 817 022 2(a) Calculate the mean. (b) Determine the first quartile, median and third quartile. [(c) Hence construct a box-and-whiskers plot for the data and comment.
Find the range, sample standard deviation and inter-quartile range (1QR) of the following data set. 21 27 28 29 35 39 64 85 96 96 range = (Please enter an exact answer.) standard deviation (s) = (Round to one decimal place.) IQR = (Please enter an exact answer.) A new number, 156, 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? O IQR Range O standard deviation
35| 29 26| 33 29 27 30 22 19 29 29 29 32| 29 29 33 25 19 19 22 Find the Mean, Median, Mode, Midrange, Variance and Standard Deviation of the data. Round to 2 decimal places if necessary. Mean: Median: Mode: Midrange: Variance: Standard Deviation:
Listed below are the numbers of hurricanes that occurred in each year in a certain region. The data are listed in order by year. Find the range, variance, and standard deviation for the given sample data. Include appropriate units in the results. What important feature of the data is not revealed by any of the measures of variation? 19 14 9 3 10 15 20 4 10 20 14 6 16 13 The range of the sample data is nothing ▼ years.years. hurricanes squared .hurricanes2. years squared .years2. hurricanes.
Dro 9. ed below are the amounts (dollars) it costs for marriage proposal packages at different baseball stadiums. Find the range, variance, and standard deviation for the agiven sample data, Include appropriate units in the results. Are there any outliers, and are they likely to have much of an effect on the measures of variation? 37 50 50 65 65 85 95 170 185 220 260 350 500 1750 2500 The range of the sample data is (1)- (Type an integer or a decimal. Do not round.) The standard deviation of the sample data is (Round to one decímal place as needed.) (2) – The variance of the sample data is (3) (Round to one decimal place as needed.) Are there any outliers and, if so, are they likely to have much of an effect on the measures of variation? O A. Yes, the smallest amounts are much lower than the rest of the data, and appear to be outliers. It is not likely that these are having a large effect on the measures of variation. O B. No, there are not any outliers. O C. Yes, the largest amounts…
Question: A company conducted a survey to gather data on the ages of its employees. The collected data are as follows: 25, 28, 30, 35, 38, 40, 42, 45, 48, 50. Calculate the range, variance, and standard deviation of the ages.
Calculate the range, variance , and stanard deviation for the following a.4,2,1,0,1 b.1,6,2,2,3,0,3 c.8,-2,1,3,5,4,4,1,3 d.0,2,0,0,-1,1,-2,1,0,-1,0,-3,-2,-1,0,1
help me find standard devation and variance
The number of ornaments placed on trees is recorded. The results are as follows: 26 26 22 29 24 30 26 34 21 24 20 31 20 35 32 33 26 26 29 29 Find the Mean, Median, Mode, Midrange, Variance and Standard Deviation of the data.Round to 2 decimal places if necessary. Mean: Median: Mode: Midrange: Variance: Standard Deviation:
Which is the largest with regard to the following data set: the range or the standard deviation? 11 11 12 12 12 12 13 15 17 22 22 22 Standard Deviation Range
Question 3 The number of hours worked per week for a sample of ten students is shown below. Student Hours 1 39 28 10 16 26 34 38 9. 4 10 32 1. Determine the mean, median, and mode. 2. What is the range of the data for the hours worked? 3. What is the standard deviation for the number of hours worked? 2. 3. 4, 7, 8.

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