In a recent phone survey, people were asked to state their favorite type of television show. The pie chart below summarizes the responses of those surveyed.(a) Which category was chosen by approximately one-fourthof those surveyed?Select Ore(b) Approximately what percentage of those surveyed choseNews or Documentary?DramaComedyWrite your answer as a multiple of 10% - that is, 10%, 20%,30%,...OtherSports(c) If 16% of those surveyed chose Drama, approximatelyDocumentanryNewswhat percentage chose Comedy?O 32%O 64%O 200%8%

A pie diagram is an appropriate diagram used for exhibiting the relative sizes of the different…

Answered: In a recent phone survey, people were…

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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At an ice cream shop, 145 customers were surveyed about what flavor is their favorite. The results of the survey are in the table below. Favorite Flavor - Number Chocolate - 87 Vanilla - 40 Strawberry - 16 What percent of students surveyed chose Chocolate as their favorite flavor?
Last year 46% of business owners gave a holiday gift to their employees. A survey of business owners conducted this year indicated that 35% plan to provide a holiday gift to their employees. Suppose the survey results are based on a sample of 60 business owners. How many business owners in the survey plan to provide a holiday gift to their employees this year?
In an insurance company study of the causes of 1,000 deaths, these data were obtained. Draw a pie chart to represent the data. Cause of Death Number of Deaths Heart disease 432 Cancer 227 Stroke 93 Accidents 24 Other 224 Total 1,000
A polling company reported that 53% of 1013 surveyed adults said that secondhand smoke is "quite annoying." Complete parts (a) through (d) below. a. What is the exact value that is 53% of 1013? The exact value is (Type an integer or a decimal.) b. Could the result from part (a) be the actual number of adults who said that secondhand smoke is "quite annoying"? Why or why not? O A. Yes, the result from part (a) could be the actual number of adults who said that secondhand smoke is "quite annoying" because the results are statistically significant. B. No, the result from part (a) could not be the actual number of adults who said that secondhand smoke is "quite annoying" because that is a very rare opinion. O C. No, the result from part (a) could not be the actual number of adults who said that secondhand smoke is "quite annoying" because a count of people must result in a whole number. D. Yes, the result from part (a) could be the actual number of adults who said that secondhand smoke is…
A study was conducted of pleas made by 1,025 criminals. Among those criminals, 953 pled guilty, and 395 of them were sentenced to prison. Among the 72 other criminals, who pled not guilty, 59 were sent to prison. Complete (a) through (d). a. What percentage of the criminals pled guilty? % (Round to the nearest tenth as needed.) b. What percentage of the criminals were sent to prison? % (Round to the nearest tenth as needed.) c. Among those who pled guilty, what is the percentage who were sent to prison? % (Round to the nearest tenth as needed.) d. Among those who pled not guilty, what is the percentage who were sent to prison? % (Round to the nearest tenth as needed.) ←
As preparation for designing a new line of business wear, a clothing manufacturer asked a large sample of department store customers, "What is your favorite color of dress shirt?" The pie chart below summarizes their responses. Blue Black White Other Pink Grey (a) Which color was chosen by approximately one-fourth of the customers? Select One (b) Approximately what percentage of the customers chose Blue or Black? Write your answer as a multiple of 10% - that is, 10%, 20%, 30%, ... 0% (c) If 18% of the customers chose Blue, approximately what percentage chose Other? 3% 6% 33% X O 54% Ś Espar ? DEA 屋 A
Use the results from a survey of a simple random sample of 1120 adults. Among the 1120 respondents, 71% rated 3 of adults rate themselves as above average 5 themselves as above average drivers. We want to test the claim that drivers. Complete parts (a) through (c). a. Identify the actual number of respondents who rated themselves as above average drivers. (Round to the nearest whole number as needed.) b. Identify the sample proportion and use the symbol that represents it. (Type an integer or a decimal rounded to two decimal places as needed.) c. For the hypothesis test, identify the value used for the population proportion and use the symbol that represents it. ▼= (Type an integer or a decimal rounded to two decimal places as needed.)
A group of students were surveyed about the number of siblings they have. Their responses are summarized in the frequency table below. How many students responded to the survey? Number of Siblings Frequency 0 6 1 8 2 5 3 3 4 1 5 or more 3
A polling company reported that 37% of 1018 surveyed adults said that rising gas prices are "very harmful." Complete parts (a) through (d) below. a. What is the exact value that is 37% of 1018? The exact value is. (Type an integer or a decimal.) b. Could the result from part (a) be the actual number of adults who said that rising gas prices are "very harmful"? Why or why not? O A. No, the result from part (a) could not be the actual number of adults who said that rising gas prices are "very harmful" because that is a very rare opinion. O B. No, the result from part (a) could not be the actual number of adults who said that rising gas prices are "very harmful" because a count of people must result in a whole number. O C. Yes, the result from part (a) could be the actual number of adults who said that rising gas prices are "very harmful" because the results are statistically significant. D. Yes, the result from part (a) could be the actual number of adults who said that rising gas prices…
A polling company reported that 19% of 1018 surveyed adults said that secondhand smoke is "very harmful." Complete parts (a) through (d) below. a. What is the exact value that is 19% of 1018? The exact value is 193.4 (Type an integer or a decimal.)
A programmer plans to develop a new software system. In planning for the operating system that he will use, he needs to estimate the percentage of computers that use a new operating system. How many computers must be surveyed in order to be 9595% confident that his estimate is in error by no more than fourfour percentage points question marks? Complete parts (a) through (c) below. a) Assume that nothing is known about the percentage of computers with new operating systems. nequals=nothing (Round up to the nearest integer.) b) Assume that a recent survey suggests that about 9191% of computers use a new operating system. nequals=nothing (Round up to the nearest integer.) c) Does the additional survey information from part (b) have much of an effect on the sample size that is required? A. Yes, using the additional survey information from part (b) dramatically increases the sample size. B. No, using the additional survey information from part…

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