An entrepreneur has developed a new GPS device that can help people find their lost personal items in their homes or outside. The entrepreneur is interested in demonstrating the ability of the device to locate lost items. Which of the following claims would be appropriate for this situation? Select only one answer choice. Select the correct answer below:   80% of people who come across the device will want to buy it.   The device is nearly perfectly accurate in locating lost personal items when used according to the directions.   The device can locate 99% of lost personal items when used according to the directions.   The device is better in locating lost personal items than any other device in the market.

Q: A building manager in interested in installing a sprinkler system that is designed to go off in the…

A: let us first understand what is type I error and type II error: type I error is the rejecting null…

Q: Weatherwise is a magazine published by the American Meteorological Society. One issue gives a rating…

A: As per guidelines we answer the first three subparts only. Please post other subparts in a fresh…

Q: (a) Which of the following must be true about Deshaun's score? Deshaun scored higher than about 68%…

A: It is given that  Deshaun’s percentile = 32nd Susan’s percentile = 66th

Q: a) What is the level of significance?   State the null and alternate hypotheses. H0: ? = 16.4 ft;…

A: xbar = 16.7 mu = 16.4 s =3.5 n=32

Q: The average annual salary for 55 statisticians out of 205 statisticians at a search information…

A: Given : The average annual salary for 55 statisticians out of 205 statisticians at a search…

Q: Question #1 For a just completed research project, the null hypothesis of the researchers was that…

A: Hi, thanks for posting the question. Since there are more than one question posted in the question,…

Q: To what does the term degrees of freedom refer?

A: Degree of freedoms

Q: Weatherwise is a magazine published by the American Meteorological Society. One issue gives a rating…

A: We have to find p value.

Q: The mode score on a statistics exam was 83. Which of these interpretations is correct? A.More…

A: Given information Mode score on a statistics exam = 83 Mode = The number having highest frequency is…

Q: You are told that your IQ scores falls at the 79th percentile.  What conclusion could you make about…

A: Percentiles: If the elements in the data set are arranged in ascending order of magnitude, then the…

Q: What sampling distribution will you use? Explain the rationale for your choice of sampling…

A:

Q: According to the results of a survey,  32%  of  102  people indicated that American football is…

A: Consider the level of significance as 0.05. Computation of critical value:…

Q: Many young men in North America and Europe (but not in Asia) tend to think they need more muscle to…

A: It is given that,Sample mean = 2.35.Population standard deviation, sigma is 2.5.The sample size, n…

Q: Weatherwise is a magazine published by the American Meteorological Society. One issue gives a rating…

A: a) Consider that μ is the population mean height of wave.

Q: weigh? Let x be the age of the pony (in months), and let y be weight of the pony (in kilograms). The…

A: Given that,X 3 6 12 18 24      Y 60 95 140 170 185a.Scatter diagram:Using EXCEL,Enter the data…

Q: When taking a 32 question multiple choice test, where each question has five possible answers, it…

A: According to range rule of thumb observation above 2 standard deviation of mean and observation…

Q: What can you say about the accuracy of the forecast for an earthquake?

A: Forecasting of an earthquake are used to establish codes of bulding, in awareness programs and in…

Q: Weatherwise is a magazine published by the American Meteorological Society. One issue gives a rating…

A: The level of significance is α = 0.01.

Q: Weatherwise is a magazine published by the American Meteorological Society. One issue gives a rating…

A: Disclaimer: Since you have posted a question with multiple sub-parts, we will solve the first three…

Q: If we multiply the data values by a constant (say, c), how this will affect the geometric mean? Use…

A: From the given information, It has been given that,

Q: Sam did a survey and found out that 92% of all seniors are ready to graduate and leave for college.…

A: From the provided information, 92% of all seniors are ready to graduate and leave for college that…

Q: The answers that were given were said to be wrong I'm using Hawkes Learning

A: Find your  correct answer below

Q: A report indicated that two-thirds of all patients on a given day had a CBC. How many out of every…

A: Solution: We are given:A report indicated that two-thirds of all patients on a given day had a CBC.

Q: An effect size of .25 would be considered?

A: Solution:The conditions for the effect size are:If d <0.3, then the effect size is small.If…

Q: 1. Given the scores of students, make a frequency distribution table with class of 8. 2. Find the…

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: A human resources manager for a company had a choice of how to administer an aptitude test for…

A: Rejection rule:

Q: Weatherwise is a magazine published by the American Meteorological Society. One issue gives a rating…

A:

Q: Weatherwise is a magazine published by the American Meteorological Society. One issue gives a rating…

A: That is, there is no evidence to conclude that the on an average storm is increasing above the…

Q: I went to the grocery store and compiled this Cereal Data, which contains information about common…

A: NameCaloriesProteinFatSodiumFiberCarbsSugarsPotassiumVitaminsRating100%…

Q: A survey of athletes revealed that for their minor aches and pains, 28 used aspirin, 52 used…

A: Let A represent asprin, I represent ibuprofen. The number of athletes who used aspirin are 28, the…

Q: Lee is a teacher at a local high school who wanted to assess whether or not dogs physically resemble…

A: Given,  n = 16 H0: p = 0.50 Ha: P>0.50 (right tailed test)

Q: (a) What is the level of significance? State the null and alternate hypotheses. H0: ? = 16.4 ft;…

A:

Q: In a recent article published by Scientific American found that only 82% of Millennials are certain…

A: We have given that  Sample size n =75 Favorable cases x =68 Sample proportion p^=x/n  =68/75 =0.9067

Q: Weatherwise is a magazine published by the American Meteorological Society. One issue gives a rating…

A: It is that the sample mean is 16.5.

Q: Elaine is the leader of Andor. She wishes to know how the citizens feel about a particular issue,…

A: Given data, E=2.4%=0.024 Let p=0.50 z-value at 95% confidence is Zc=1.96 n=?

Q: Use the following for the next two questions: The Hershey Company wants to know if it is doing…

A: The 95% confidence interval is  millions of dollars.

Q: America OnLine published a survey question. Among the 2,300 Internet users who responded, 20%…

A: From the given information, America OnLine published a survey question. Among the 2,300 Internet…

Q: Weatherwise is a magazine published by the American Meteorological Society. One issue gives a rating…

A: We have given that  Sample size n=38 , xbar = 17.3 , mu=16.4  Standard deviation sigma = 3.5

Q: Using the before-and-after brand perception scores in the table below and assuming that the…

A: Before After D (D-dbar)^2 47 57 10 25 52 54 2 9 67 72 5 0 31 37 6 1 62 60 -2 49 59 68 9…

Q: weatherwise is a magazine published by the American Meteorological Society. One issue gives a rating…

A: Suppose μ is the population average peak wave height of a severe storm.

Q: Weatherwise is a magazine published by the American Meteorological Society. One issue gives a rating…

A: Given Information: Population mean (u) = 16.4 feet Sample size (n) = 40 Sample mean (x) = 17.5 feet…

Q: A Rasmussen Reports national survey of 1000 random adult Americans found that 6% felt that Saint…

A: n=1000 , p=6%=0.06  p be the probability of adults Americans found that felt that Saint Patrick's…

Q: Researchers have been studying the reliability of a new medical test. On their last study, they…

A: It is required to find the probability that the test suggests the disease is present if an…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.