6. A study was conducted to determine the number of emergency calls per day received by theConestoga Valley Fire Company. The data are shown here:# of phone callsFrequency57828322110(a) Construct a probability distribution for the number of phone calls.(b) Find the mean number of phone calls, rounded to the nearest tenth.

Given data is # of phone calls 5 6 7 8 9 Frequency 28 32 9 21 10 We need to 1)construct a…

Answered: 6. A study was conducted to determine…

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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notes for class was absent, can you please help with 4.3.5
The percentages of weapons used in murders in a certain year are described in the pie chart. Complete parts (a) through (c) below. Types of Weapons Used in Murders Fireams, 64.9% Knives or other cutting instruments, 10.2% Unknown or other dangerous weapon, 13.1% Personal weapons (hands, fists, etc), 11.8% a. Find the probability that a weapon randomly selected from those used in murders in this specific year was a firearm. The probability that a weapon randomly selected from those used in murders in this specific year was a firearm is Type an integer or a decimal.) b. Find the probability that a weapon randomly selected from those used in murders in this specific year was NOT a firearm The probability that a weapon randomly selected from those used in murders in this specific year was NOT a firearm is (Type an integer or a decimal.) c. From inspecting the pie chart, a student concludes that in any year, 11.8% of weapons used in murders are personal weapons What would you tell the…
Next Question Use the data in the following table, which lists drive-thru order accuracy at popular fast food chains. Assume that orders are randomly selected from those included in the table Drive-thru Restaurant D A. D 260 56 231 Order Accurate Order Not Accurate 335 37 141 40 17 If one order is selected, find the probability of getting an order from restaurant A or D or an order that is not accurate. The probability of getting an order from restaurant A or D or an order that is not accurate is (Round to three decimal places as needed.) Enter your answer in the answer box 15 AM 12/7/2020 LG
I’m taking a probability and a statistics class. Please get this correct so I can study.
A variable of a finite population takes values 5, 7, or 8 and has the following frequency distribution: 5 7 8 frequency 25 40 60 Construct a probability histogram for variable X.
The final exam grade distribution for all students in the introductory statistics class at a local community college is displayed in the table, with A = 4, B = 3, C = 2, D = 1, and F = 0. Let X represent the grade for a randomly selected student from the class.What is the standard deviation of the distribution?A) 1.16B) 1.08C) 1.41D) 2.98
Use the standard normal probability chart, included in this exam, to look up the following numbers and draw the graph for each one. a. - .0492 b. 1.6 c. 1.06 d. -5.2
Mean St. Dev. Distribution Males 23.5 in. 1.1 in. Normal Females 22.7 in. 1.0 in. Normal Use the data in the table for sitting adult males and females. These data are used often in the design of different seats, including aircraft seats, train seats, theater seats, and classroom seats. Find the probability that a female has a back-to-knee length between 22.0 in and 24.0 in Warning! This question is not multiple choice! You are to fill in the blank with the correct answer. Write your answer in the form 0.1234
A citrus farmer has observed the following distribution for the number of oranges per tree. How many oranges does he expect on the average per tree? Oranges 25 30 35 40 Probability 0.10 0.40 0.30 0.20
1. The following table contains the probability distribution for the number of traffic accidents daily in a small town. Complete Parts (a) through (c) below. a.) Compute the mean number of accidents per day using the table below Number of accidents Daily (x) 0-Nm Jha 6 P(X = Xi) 0.26 0.3u 0.19 0.08 0.07 0.04 0.02 # Please use excel to answer question
The population of a certain country was studied in an article. The authors examined the different occupations for males and females in the country. The accompanying table is a frequency distribution of occupation type for males taking part in a survey. (Note: M=manufacturing, N=nonmanufacturing.) Complete parts (a) through (d) below. E Click the icon to view the frequencies of occupation type for surveyed males. a. Find the probability that a randomly selected male's occupation is clerk. O Frequencies of Olupation Types The probability that a randomly selected male's occupation (Type an integer or a decimal. Round to three decimal places as needed.) clerk is Occupation Frequency O b. Find the probability that a randomly selected male's occupation is administrative. Administrative/M 2089 Administrative/N 6636 The probability that a randomly selected male's occupation is administrative is (Type an integer or a decimal. Round to three decimal places as needed.) Technical/M 2389…
A stem-and-leaf plot for the number of touchdowns scored by all Division 1A football teams is shown below. Complete parts (a) through (c). 1345788 2012 23457889 3001112233445577789 40012234555567889 Key: 115 = 15 50 235578 61 367 7 87 (a) If a team is selected at random, find the probability the team scored at least 32 touchdowns. 0.651 (Round to three decimal places as needed.) (b) If a team is selected at random, find the probability the team scored between 40 and 49 touchdowns inclusive. 0.254 (Round to three decimal places as needed.) (c) If a team is selected at random, find the probability the team scored more than 70 touchdowns. 0.016 (Round to three decimal places as needed.) Are any of these events unusual? Select all the unusual events below. A. Scoring between 40 and 49 touchdowns inclusive is unusual. B. Scoring more than 70 touchdowns is unusual. C. Scoring at least 32 touchdowns is unusual. D. None of the events are unusual.

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