Homework Answers
1.Population
population is the set of data which use to make a study or statistical analysis.it is commenly huge
example:peoples of US
2.sample
sample is the limited set of data which taken for study.sample includes ol\nly specific data set
examples:peoples who have worked in mnc from total employees
3.quantitative
this is the set f data which have numerical value ore data which answer numerical question
example :how much,how many
4.qualitative
data which non-numarical and can be approximate characterized bazed on parameters
5.bar chart:
a bar chart that presents categorical data with rectangular bars with hieght or lengths based on to the values that they represent.bars can be plotted vertically and horizontally
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Briefly define, illustrate or explain at least five of the following important terms. Do not repeat...
Question 7 Order the following levels of measurement from highest to lowest in terms of requirements. - 1. 2. 3. 4. Nominal - 1. 2. 3. ...
Question 7 Order the following levels of measurement from highest to lowest in terms of requirements. - 1. 2. 3. 4. Nominal - 1. 2. 3. 4. Ratio - 1. 2. 3. 4. Interval - 1. 2. 3. 4. Ordinal Question 8 To show changes in the rate of homicide from 1990 to the present, by year, a researcher would probably use a line chart pie chart bar graph histogram Question 9 What type of value can greatly affect a...
(1) Briefly elaborate on the idea that the following factors are important belief characteristics of scientists:...
(1) Briefly elaborate on the idea that the following factors are important belief characteristics of scientists: 1) A realists philosophy 2) Only continuous connected and forward causally, 3) Simplicity, 4) Skepticism, and 5) Quantitative thinking. [8] (2) What is standard deviation? Why is this statistic considered an absolute measure of dispersion? How is standard deviation related to the normal distribution? What percentage of observations are found 1,2, and 3 standard deviations away from a mean in a data set that...
i. What is the difference between sample and population? ii. What is the difference between statistic...
i. What is the difference between sample and population? ii. What is the difference between statistic and parameter? iii. What is the difference between descriptive statistics and statistical inference? iv. Categorical random variable contrast with numerical random variable. v. Compare discrete data from continuous data. saw. Detail the difference between nominal and ordinal scale. vii. Detail the difference between interval and ratio scale. viii. Explain the main reasons for obtaining data. ix. What is the difference between probabilistic and non-probabilistic...
identify the 25 correct statements in the set below identify 25 correct statements Please identify the...
identify the 25 correct statements in the set below
identify 25 correct statements
Please identify the 25 correct statements in the set below: Discovery analytics focuses on the question "Why did it happen?" Predicting a presidential candidate's percentage of the statewide vote from a sample of 800 voters would be an example of inferential statistics. This year, Oxnard University produced two football All-Americans. This is an example of continuous data. Sturges' Rule is merely a suggestion, not an ironclad requirement....
2) Populations versus samples. For each statement, answer with either population, sample, or both. A) The compl...
2) Populations versus samples. For each statement, answer with either population, sample, or both. A) The complete set of information. B) A portion, not all, of the information. C) Has the potential to be biased or misleading. D) Measured or summarized with parameters. E) Measured or summarized with statistics. 3) Descriptive versus inferential statistics. For each statement, answer with either descriptive or inferential statistics. A) Facts about samples. B) Educated guesses about populations based on samples. C) The world population...
1. Using VehicleFailureData' available on the course website, answer the following: a) Classify e...
1. Using VehicleFailureData' available on the course website, answer the following: a) Classify each variable as nominal, ordinal, interval or ratio. b) Identify qualitative and quantitative variables c) How many vehicles failed in month-9? d) What was the minimum and maximum labor cost? e) What was the total failure cost (material+ labor) for the data available? A seven-year medical research study reported that women whose mothers took the drug DES during pregnancy were twice as likely to develop tissue abnormalities...
Name: Ch. 2 WH 50 1. (3 points) For each of the following statistical summaries, explain...
Name: Ch. 2 WH 50 1. (3 points) For each of the following statistical summaries, explain whether it is a population parameter or a sample statistic. (a) The average score on the first midterm exam is 798% for n-32 students in a statistics dass. The of the five classes at the university using this one instructor is intersted in describing the performance class. (b) The average score on the first midterm exam is 798% for n-32 students in a statistis...
Please Answer ONLY F1, F2 and G . Thanks Problem: Daycare Management You've been hired as...
Please Answer ONLY F1, F2 and G .
Thanks
Problem: Daycare Management You've been hired as the Chief Statistician for the SummerlsFun Co. The corporation operates a variety of Summer Children Camp/Daycare chains: ParentsOasis SunAndPlay NoPlaceLikeHome As part of their ongoing marketing effort, SummerIsFun Co. collects a variety of statistics about their members. The database includes the following data (a) Child's age category: infant, toddlers, preschool, pre-K к} (b) Child's BMI category: underweight, normal weight overweight, obese (e) Number of...
I was wondering if you could help me with my statistics final project. I just don't know how to start a hypothesis!...
I was wondering if you could help me with my statistics final
project. I just don't know how to start a hypothesis! At least
please help me form a topic and hypothesis and just briefly guide
me how to do. Thank you every much!!
STAT 200 Final Project
Objective: The final project gives the student an opportunity to
use their statistical knowledge to research and compile a report
based on an application of personal interest.
Resources: You may find information...
6. The sampling distribution of the sample proportion In 2007, about 30% of new-car purchases in ...
Please Help me to full the all
blank (11 blanks in total)
6. The sampling distribution of the sample proportion In 2007, about 30% of new-car purchases in California were financed with a home equity loan. [Source: "Auto Industry Feels the Pain of Tight Credit," The New York Times, May 27, 2008.] The ongoing process of new-car purchases in California can be viewed as an infinite population Define p as the proportion of the population of new-car purchases in California...
(1) Briefly elaborate on the idea that the following factors are important belief characteristics of scientists: 1) A realists philosophy 2) Only continuous connected and forward causally, 3) Simplicity, 4) Skepticism, and 5) Quantitative thinking. [8] (2) What is standard deviation? Why is this statistic considered an absolute measure of dispersion? How is standard deviation related to the normal distribution? What percentage of observations are found 1,2, and 3 standard deviations away from a mean in a data set that...
identify the 25 correct statements in the set below
identify 25 correct statements
Please identify the 25 correct statements in the set below: Discovery analytics focuses on the question "Why did it happen?" Predicting a presidential candidate's percentage of the statewide vote from a sample of 800 voters would be an example of inferential statistics. This year, Oxnard University produced two football All-Americans. This is an example of continuous data. Sturges' Rule is merely a suggestion, not an ironclad requirement....
2) Populations versus samples. For each statement, answer with either population, sample, or both. A) The complete set of information. B) A portion, not all, of the information. C) Has the potential to be biased or misleading. D) Measured or summarized with parameters. E) Measured or summarized with statistics. 3) Descriptive versus inferential statistics. For each statement, answer with either descriptive or inferential statistics. A) Facts about samples. B) Educated guesses about populations based on samples. C) The world population...
1. Using VehicleFailureData' available on the course website, answer the following: a) Classify each variable as nominal, ordinal, interval or ratio. b) Identify qualitative and quantitative variables c) How many vehicles failed in month-9? d) What was the minimum and maximum labor cost? e) What was the total failure cost (material+ labor) for the data available? A seven-year medical research study reported that women whose mothers took the drug DES during pregnancy were twice as likely to develop tissue abnormalities...
Name: Ch. 2 WH 50 1. (3 points) For each of the following statistical summaries, explain whether it is a population parameter or a sample statistic. (a) The average score on the first midterm exam is 798% for n-32 students in a statistics dass. The of the five classes at the university using this one instructor is intersted in describing the performance class. (b) The average score on the first midterm exam is 798% for n-32 students in a statistis...
Please Answer ONLY F1, F2 and G .
Thanks
Problem: Daycare Management You've been hired as the Chief Statistician for the SummerlsFun Co. The corporation operates a variety of Summer Children Camp/Daycare chains: ParentsOasis SunAndPlay NoPlaceLikeHome As part of their ongoing marketing effort, SummerIsFun Co. collects a variety of statistics about their members. The database includes the following data (a) Child's age category: infant, toddlers, preschool, pre-K к} (b) Child's BMI category: underweight, normal weight overweight, obese (e) Number of...
I was wondering if you could help me with my statistics final
project. I just don't know how to start a hypothesis! At least
please help me form a topic and hypothesis and just briefly guide
me how to do. Thank you every much!!
STAT 200 Final Project
Objective: The final project gives the student an opportunity to
use their statistical knowledge to research and compile a report
based on an application of personal interest.
Resources: You may find information...
Please Help me to full the all
blank (11 blanks in total)
6. The sampling distribution of the sample proportion In 2007, about 30% of new-car purchases in California were financed with a home equity loan. [Source: "Auto Industry Feels the Pain of Tight Credit," The New York Times, May 27, 2008.] The ongoing process of new-car purchases in California can be viewed as an infinite population Define p as the proportion of the population of new-car purchases in California...
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