OThe life of light bulbs is distributed normally. The variance of the lifetime is 100 and the mean lifetime of a bulb is 520 hours. Find the probability of a bulb lasting for atmost 538 hours. Round your answer to four decimal places.AnswerIf you would like to look up the value in a table, select the table you want to view, then either click the cell at the intersection of the row and column or use the arrow keysto find the appropriate cell in the table and select it using the Space key.ny angle.611hp9aZ2WSX#3edCA 64$4rfV%5tg6bNormal Table - to-zNormal Table -00 to zOllyh&7nOuJ*8mOiNk(9<Oalt1•JL0р:ctrl{[?/TablesOSBA+11KeypadKeyboard ShortcutsSubmit Answer1USE YOUR SMARTPHONE FOROct 6}]2:01 - 88backspace1entershift(in

We have given that Variance (σ2) = 100 Standard deviations (σ) = √Variance (σ2) = √100 Standard…

Answered: The life of light bulbs is distributed…

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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Explain if it is possible to obtain a negative value for SS (e.g. when calculating variability for something like temperature). MacBook Air
Number 1
ored 80,91,79,86, and 84 on his previous five tests. What score does he need on his next test so that his average (mean ) is 81 ?
The number of hours per week that the television is turned on is determined for each family in a sample. The mean of the data is 3535 hours and the median is 31.231.2 hours. Twenty-four of the families in the sample turned on the television for 2020 hours or less for the week. The 6th percentile of the data is 2020 hours. Approximately how many families are in the sample? Round your answer to the nearest integer.
Match each scatterplot shown below with the best desciption of its correlation. 880 000 Lo Select an answer Select an answer Select an answer
Bar charts Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a Are preferred to Column Charts when labels are long. Cannot be used for clustered bar charts. Are better than column charts when showing averages. d. Are the basis for Box and Whisker Charts.
The heights, in inches, of the four members of a barbershop quartet of singers are listed below. 72,68,67,73 Find the population variance for this data set. Round to one decimal place if necessary.
Please do not give solution in image format thanku A car salesman collected data on how many cars were sold at a dealership per day for two weeks. The results were as follows: 6, 7, 4, 3, 1, 2, 6, 6, 6, 7, 4, 4. Make a frequency table and then make a histogram based on that frequency table. What is the shape of the distribution? O Skewed to the right O Skewed to the left O Bimodal O Symmetrical
solve sub parts d-f
The trade volume of a stock is the number of shares traded on a given day. The data in the first accompanying table, in millions (so that 6.16 represents 6,160,000 shares traded), represent the volume of a PepsiCo stock traded for a random sample of 38 trading days in 2018. A second random sample of 38 days in 2018 resulted in the data in the second accompanying table. Complete parts (a) through (d). EX Click here to view the data for sample 1. Click here to view the data for sample 2. Click here to view the table of critical t-values. .... (a) Use the data from sample 1 to compute a point estimate for the population mean number of shares traded per day in 2018. A point estimate for the population mean number of PepsiCo shares traded per day in 2018 is (Round to two decimal places as needed.) million. Sample 1 Volumes (millions 6.16 4.98 5.55 4.28 7.28 6.39 4.02 6.69 5.32 5.05 4.95 3.25 4.92 4.41 4.97 5.07 4.80 6.92 4.16 Sample 1 7.54 8.88 7.56 6.10 4.00 6.22 4.64 6.96 6.71 2.37 4.84…
The ages (in years) and heights (in inches) of all pitchers for a baseball team are listed. Find the coefficient of variation for each of the two data sets. Then compare the results. E Click the icon to view the data sets. CVneights % (Round to one decimal place as needed.) Data Table CVages (Round to one decimal place as needed.) Compare the results. What can you conclude? O A. Ages are more variable than heights for all pitchers on this team. Heights Ages 76 25 O B. Ages and heights for all pitchers on this team have about the same amount of variability. 71 28 OC. Heights are more variable than ages for all pitchers on this team. 75 28 70 25 74 25 74 25 75 27 74 27 74 26 79 34 78 34 79 37 Print Done Click to select your answer(s).
What is the mean of data set

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