5. A reward will be given for those who scored 3 standard deviations above the mean. Name the students

Q: Identify an example of a population that you would expect to be normally distributed. Explain why…

A: It is needed to define a data set that follow normal distribution.

Q: Explain the Law of Large Numbers. Include an appropriate example

A: In probability and statistics, the law of large numbers states that as a sample size increases, the…

Q: Explain the concept of statistical power. Briefly explain how power is calculated and what…

A: In a hypothesis test, there exists a null hypothesis and an alternate hypothesis. In hypothesis…

Q: The top schools HCC students transfer to are below from highest to lowest.  This type of data is…

A: We have given the following statement

Q: Does the mean or median better represent the data? Explain your reasoning.

A: Given data:   30 15 40 40 40 30 50 40 100 30 30 30 30 150 30 30…

Q: Briefly explain what is meant by the term “descriptive statistics”.

A: We have to describe descriptive statistics here

Q: When finding median and the middle has two numbers instead of one, what do you do? Take the higher…

A: Median: It is the middle most value of the data set that divides the whole data into two equal parts…

Q: Briefly describe the importance of statistics in business

A: The objective of this question is to understand the significance of statistics in the field of…

Q: A total of 14,105 new cancer cases were reported in Nevada in 2017. The total NV population on July…

A: prevalence is a proportion of the population who have a specific characteristic in a given time. In…

Q: Calculate the 3rd quartile, 9th decile and 46th percentile c the distribution

A: The partition is the measure which divide the data set into equal number of parts. Some of the…

Q: Lists down some differences and similarities of INTERVAL and RATIO DATA.

A: Ratio scale and interval scale definition.

Q: At Roxbury Community College, 7 out of every 10 students take Introduction to Statistics. If there…

A: Given that, At some college 7 out of every 10 students take introduction to statistics. Formula:…

Q: . Here is actual math ACT data along with some summary statistics.

A: (a). Compare the distribution of the test scores for current year and previous year: The sample…

Q: Refer to the following stem-and- leaf diagram. It represents the marks out of 75 of 21 learners in a…

A:

Q: please explain the relation between the probability and statistics and give example (s) to expound…

A: Probability theory is a branch of mathematics concerned with probability. Probability is a numerical…

Q: You like to eat tuna sandwiches. Recently you have noticed that there does not seem to be as much…

A:

Q: what is statistics- future scenarios in terms of doing project management?

A: Statistics analysis-future scenario helpful in estimation of expecting compeletion time of the…

Q: The sample mean of a dataset is 3.8 from 13 observations, calculate the sum of observations.

A: From the provided information, Mean of dataset (x̅) = 3.8 Number of observations (n) = 13

Q: You take a medical test and the doctor tells you that your wellness z-score is 1.86. What percent of…

A: Let X be a random variable from standard normal distribution with mean = 0 and standard deviation =…

Q: Explain the relation between the probability and statistics. Give examples.

A: Probability is the mathematical language of randomness which enables us to reason about or to…

Q: The employee's mistake would have the following effect: The median would stay the sameincrease…

A:

Q: What question will you ask so that you can collect numerical data to conduct your Statistics…

A: Descriptive Statistics is the summary statistics that summarizes data.

Q: d) Find the cut-off for the top 30% of electricity usage in a 4 person household. e) What is the…

A: Given a Uniform distribution : Lower limit = a = 857 Upper limit = b = 945   d) We need to find x…

Q: What is statistics and why do you need to use statistics in your research? How important are they?

A: Statistics: Statistics is the branch of mathematics that deals with the collection of data,…

Q: Explain the difference between quantitative and qualitative measures. Provide an example of each.

A: Introduction Statistics is a field that involves collection, arrangement and analysis of the data to…

Q: The data below represent the length (in miles) of a random sample of tornadoes in a specific area.…

A: Consider the given dataset: Tornado Length (In…

Q: could you please tell me why explain in simple terms why the power of a test matters to the users of…

A: Why power test is matters in statistics?  Having  enough statistical  power is necessary  to draw…

Q: what are the real-life implications of statistics in businesses? give 3 examples

A: The statistics used in all the departments of business activity like sales, purchase, production,…

Q: Mang Carlo harvested the fruits in his farm. He have harvested 250 pieces of mangoes, 50 pieces of…

A: Data table:  Fruit Frequency Mangoes 250 Papaya 50 Banana 300 Apples 200 Oranges 150

Q: What are the real-life applications of Statistics in Business and Economics? Briefly explain at…

A: In many real life situation statistics is very useful in business and economics.

Q: Part 2 out of 3   b. How many scores are below 90?

A: This question can be solved by the help of stem and leaf plot drawn in part a

Q: why do we study or use 5 averages in statistics? Elaborate

A: The 5 types of averages we use in statistics are: 1- Arithmetic mean 2-Mode 3- Median 4-Root mean…

Q: If you have data on your entire population, do you still need inferential statistics? why or why…

A: Inferential Statistics (IS) allows to make predictions.

Q: What are application of statistics and math?

A: Statistics help in providing data as well as tools to analyze the data. Some powerful techniques are…

Q: List three things you should avoid with the wording of questions when creating questions for a…

A: A survey question should be well written such that it allows the respondents to answer truthfully,…

Q: At Roxbury Community College, 7 out of every 10 students take introduction to Statistics. If there…

A: given data  N = 2500 students total in college  7 out of every 10 students take introduction to…

Q: State the type of correlation between the number of hours students spend studying and the number of…

A: Correlation is the measure of linear association between two quantitative variables. If one…

Q: Give 3 examples of the uses of statistics and how these examples affects your life. (Limit your…

A: Statistics is a branch of applied mathematics and is a collection of numerical statements of facts.…

Q: what the use of Statistics in your life is. How are you going to be benefitted by studying…

A: Statistics is the science which deals with the collecting, classifying, presenting , comparing and…

Q: In a few sentences, describe what the sampling distribution of the mean represents in your own words

A: The sampling distribution of the sample mean can be defined as the probability distribution of the…