Pengeluar patung mainan menyatakan bahawa kurang daripada 5% produk mereka rosak. Apabila, 500 patung dipilih secara rawak didapati sebanyak7% adalah rosak.A manufacturer of children toys claims that less than 5% of his products are defective. When 500 toys were selected randomly, it is found that 7% werefound to be defective.Kajian ini merupakan cabang satistik✓ Pilih...This study is a branch ofstatistics5%Apakah statistik dalam kajian ini?Perkadaran pengeluaran yang rosak (Proportion of the production that is defective)Semua patung yang dikeluarkan (All toys in the production run)What is statistic in this study?Berapakah nilai parameter?inferensi (inference)What is the value of parameter?Perkadaran sampel yang rosak (Proportion of sample toys that are defective)7%diskriptif (descriptive)Apakah populasi dalam kajian ini?Pilih...What is population in this study?A

Given Information: p=0.05p0=0.07n=500 Claim: 5% of the products are defective.

Answered: Pengeluar patung mainan menyatakan…

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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The Pew Research Center surveyed 1,466 U.S. adults in January, 2021 and asked about their use of social media, online platforms, and messaging apps. Select the correct vocabulary word to match the description. a. 1,466 adults surveyed by Pew Research: Select an answer ✓ b. All U.S. adults: Select an answer ✓ c. Proportion of surveyed adults who use Snapchat: Select an answer ✓ Below is a contingency table outlining the number of surveyed adults who use Snapchat. Use Snapchat Do Not Use Snapchat 410 Under 50 years old 50 years or older Total 246 60 306 750 1160 Total 656 810 1466 Determine the following probabilities. Enter your results as percents rounded to one decimal place. You do not need to include the "%" symbol. Hint: Convert to a percent before rounding! a. What is the probability that a randomly selected participant is 50 years or older and uses Snapchat? % b. What is the probability that a randomly selected participant uses Snapchat given that they are under 50 years old? %…
The highest and lowest birth rates in the United States in 2010 were in Utah and Maine, respectively. Utah reported 52,258 births with a population of about 2.8 million people. Maine reported 12,970 births with a population of about 1.3 million people. Use this data to answer the following questions. a) On average, how many people were born each day of the year in Utah? b) On average, how many people were born each day of the year in Maine? c) What was the birth rate in Utah in births per 100,000 residents? d) What was the birth rate in Maine in births per 100,000 residents? 2. In 2010, the highest and lowest death rates in the United States were in West Virginia and Hawaii, respectively. West Virginia reported 17,598 deaths with a population of about 1.9 million. Hawaii reported 8418 deaths with a population of 1.4 million. a) Compute the death rates in West Virginia and Hawaii in deaths per 100,000 residents. b) How many people die each day in West Virginia? c) How many…
What percentage of the people surveyed chose a sports car? Sport Utility Vehicle (SUV) Totals Sports Car ADD ¿Qué porcentaje de las personas encuestadas eligió un automóvil deportivo? male 21 39 60 Row female 135 ADD 45 180 35% Totals Totals 156 84 240 MathBits.com Column' Totals What percentage of the people surveyed were men? ¿Qué porcentaje de las personas encuestadas eran hombres? What percentage of the people surveyed were women who chose an SUV? ¿Qué porcentaje de las personas encuestadas fueron mujeres que eligieron un SUV? Submit DELL
3. Out of 100 Californian children that had a dental exam, 75 had cavities. Of the 80 Northern Californian children that had a dental exam, 60 had cavities. a. How many Southern Californian children had cavities? b. How many Southern California Children did not have cavities?
Seven percent of those who invest in mutual funds consider corporate stocks to be “very safe”, 58% consider them “relatively safe”, 24% consider them “not very safe”, 4% consider them “not safe” and 7% "They are not safe at all." Business / Week / Harris asked 550 mutual fund investors how they would rate corporate bonds for safety. The answers were the following Seguridad Frecuencia Very safe 62 Relatively safe 323 Not very safe 76 Not safe 26 Not safe at all 63 Does the attitude of mutual fund investors differ from corporate bonds from their attitude to corporate stocks? Support your conclusion by giving a statistical test. Use α = 0.01. For this problem you must present: -Hypothesis-Result of the expected values, residuals and the calculation of the test statistic.-Analysis of the results in the chi square test and its conclusion in applied terms of the problem
A programmer is planning to develop a new sohasem system in planning the operating system he will use to estimate the percentage of computers using the new operating system. How many computers need to be scanned in order to be 99% confident that his fate in Turbie is no more than three percentage points? b. Assume a recent survey indicates that about 87% of computers are in operating systems n. Rounding to the nearest whole number)
2. An emergency committee consisting of 12 health's officer staffs is chosen from 10 doctors and 12 nurses. Calculate the number of ways the committee is made up of: a. 5 doctors and 7 nurses. b. not more than 6 doctors. c. at least 3 doctors and 4 nurses.
Here are some summary statistics for the numbers of hectares of olives and apples harvested per region, for area that planted those crops. In Region A, there were 36 hectares of olives harvested and 18 hectares of Apples harvested. Relative to its crop, which plant had a better harvest? A: They had equally good harvests relative to their crops. B: The Olives. C: It’s impossible to say without seeing all of the harvest amounts. D: The Apples.

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