Use the given data to find the minimum sample size required to estimate a population proportion or percentage. Margin of error: two percentage points; confidence level 90%; from a prior study, p is estimated by the decimal equivalent of 32% n= (Round up to the nearest integer.) ***

Q: You may need to use the appropriate appendix table or technology to answer this question. A magazine…

A: The CI gives range of values with certain confidence in which the pop. parameter lies.

Q: The maximum allowable mean level of a toxin in​ smelters, herbicide production​ facilities, and…

A: The data for plant 1 and plant 2 are given, and μ=0.05.

Q: A data set includes weights of garbage discarded in one week from 62 different households. The…

A: Correlation coefficient (r) is a measure of association or relationship between two variables. The r…

Q: What does the Central Limit Theorem say about the shape of the sampling distribution of p​?     A.…

A: Central Limit Theorem (CLT) states that given asufficiently large sample size from a populationwith…

Q: The owners of a burger restaurant are considering remodeling their facility to include a drive-thru…

A: The data for the number of cars that arrive in each 10-minute period is given.

Q: In the exponential smoothing model, when a -0, it is equivalent to which of the following:

A: Exponential smoothing is a method for forecasting the time series data

Q: If X∼U(4.5,18.5) is a continuous uniform random variable, what is P(X<11)?

A: Given problem Given that   If X∼U(4.5,18.5) is a continuous uniform random variable, We need to…

Q: The data represent the results for a test for a certain disease. Assume one individual from the…

A: The individual actually had the disease   Yes No Positive 135 25 Negative 13 127

Q: Question 6: Find the critical value z* for an 80% confidence intervals for a proportion. Explain…

A: To find the critical value for an 80% confidence interval for a proportion, we need to use the…

Q: The table below shows the number of state-registered automatic weapons and the murder rate for…

A: X Y X.Y X2 11.8 14.1 166.38 139.24 8.4 11.2 94.08 70.56 6.8 9.9 67.32 46.24 3.6 6.9 24.84…

Q: Determine whether the following sampling is dependent or independent. Indicate whether the response…

A: Determine whether the following sampling is dependent or independent. Indicate whether the response…

Q: What are the sample estimates of β0​, β1​, and β2​?

A: Statistical software was used to fit the model    , E(y)=β0+β1x1+β2x2   to  n=20  data points.…

Q: The following data were gathered from a random sample of 11 items. 1,190 1,175 1.080 1,275 1,201…

A: 1190 ,1175 ,1080 ,1275, 1201, 1387 ,1090 ,1280, 1380 ,1287 ,1225 n=11 Alpha=0.05

Q: A sales manager collected the following data on x = years of experience and y = annual sales…

A: Salesperson Years ofExperience x Annual Sales($1,000s) y 1 1 80 2 3 97 3 4 92 4 4 107 5 6…

Q: A survey of 36 randomly selected students who dropped a course was conducted at a college. The…

A: The formula of the chi square χ2 test statistic is given by                        χ2=∑Oi-Ei2Ei…

Q: If I had a p-value of < 2.2e-16,  what is the scientific notation for this? Is this test…

A: The question is about hypo. testing Given : P value of &lt; 2.2e-16   To find : 1 ) Scientific…

Q: A jar contains 10 red marbles numbered 1 to 10 and 12 blue marbles numbered 1 to 12. A marble is…

A: no.of red marbles=10 no.of blue marbles=12 no.of even blue marbles=6 no.of odd red marbles=5 no.of…

Q: Assume that when adults with smartphones are randomly selected, 46% use them in meetings or classes.…

A: Givenprobability of adults use smartphones in meetings or classes(p)=0.46sample size(n)=8Here we…

Q: Can you explain part c briefly? (it''ll be helpful if you can mention if you used any law or…

A: The probability distribution of X in a table form is obtained as follows: X 0 1 2 3 4 PX=x 0.50…

Q: Twelve different video games showing drug use were observed. The duration times of drug use were…

A: We have to identify the correct statements

Q: A physician is evaluating a new diet for her patients with a family history of heart disease. To…

A: In this study, each patient is measured twice: before and after the diet intervention. Since the…

Q: When researching ground water it is often important to know the characteristics of the soil at a…

A: 1.24,1.36,1.28,1.31,1.35,1.20,1.39,1.35,1.41,1.31,1.28,1.26,1.37,1.49,1.32,1.40,1.33,1.28,1.25,1.39,…

Q: Determine which plot shows the strongest linear correlation. O A O C 26 stv VA MacBook Air 8 B. OD.…

A: Objective of this question is that which option is the correct choice

Q: A population of values has a normal distribution with H= 150.2 and o=91.1. You intend to draw a…

A: Given,μ=150.2σ=91.1n=10

Q: K W Listed below are the measured radiation rates in corresponding to these cell phones: iPhone kg…

A: 0.97 0.65 0.48 1.09 1.37 1.52 Sample size n =6

Q: significance level to test the claim that the sample is from a population with a mean equal to 0…

A: Population mean μ =0 Level of significance =0.05 NOTE:- According to bartleby guidelines expert can…

Q: Use the formula for finding a z-score to determine the missing value in the following table. Round…

A: z-score(z)=-1.66 x=? Mean(μ)=29.10 standard deviation(σ)=3.76

Q: A magazine reported on a study of the reliability of a commercial kit to test for arsenic in…

A: The question is about regression Given : Independent variables : latitude, longitude and depth So,…

Q: A traffic safety company publishes reports about motorcycle fatalities and helmet use. In the first…

A: (a) State the hypotheses. Null hypothesis: Alternative hypothesis: Correct option: Option A

Q: Choose the correct answer below. O A. The statement indicates that the study is only 4% confident…

A: Given that a magazine provided  results from a poll of 1000 adults who were asked to identify their…

Q: a. Calculate the proportion of survey respondents who have answered that they are in favor of people…

A: The question is about confidence interval and proportion Given : 1 : In favor , 2 : against   To…

Q: With a short time remaining in the day, a delivery driver has time to make deliveries at 5 locations…

A: Solution-: Given n=8, r=5 We want to find how many different ways to deliveries at 5 locations among…

Q: Interpret the interval in terms of this application. Choose the correct answer below.     A. The…

A: The given 99% confidence interval for the population mean LOS for the​ state's hospitals is…

Q: Which one of the following statements is incorrect? O 1. 02 The probability density function (pdf)…

A: Which one of the following statements is incorrect? 1.The probability density function (pdf) of X is…

Q: Determine the null and alternative hypotheses for Plant 1. Choose the correct answer below.   A.…

A: It is given that the maximum allowable mean level of a toxin in​ smelters, herbicide production​…

Q: k the icon to view the data table. A: H=2.00 oμ=2.00 A: μ#2.00 observed frequency of each class.…

A: Given H0: μ=2.00Ha: μ≠2.00 χ2=1.663 As the level of significance is not given we can use the…

Q: A sample mean, sample size, and population standard deviation are provided below. Use the one-mean…

A: Mean(x)=18 sample size(n)=34 standard deviation(σ)=5 significance level(α)=1%=0.01 The null and…

Q: to E-Text and Web x WABUSE 115-Practice Ex X b Search results for 'Wh x Q stats final concept q's X…

A: The above graph is normal distributed.  With  mean =1500 and standard deviation =250

Q: Question 3: Fresh N Friendly food store advertises that their checkout waiting times is four minutes…

A: To build a 95% confidence interval for the checkout waiting time, we can use the t-distribution…

Q: A website is trying to improve registration for first-time visiters by showing 1% of the 7520 total…

A: Let p be the population proportion of first-time visitors who saw the new design that registered.…

Q: In a poll, 1,004 men in a country were asked whether they favor or oppose the use of "federal tax…

A: It is given that that 1004 men who responded in a poll were asked a question and 46% of them were in…

Q: Prob-6 A Fabric is unsuitable for dyeing if its water pickup is less than 56%. Data set of % pickup…

A: Sample size, n=29 Sample mean, x¯=56.80 Sample standard deviation, s=4.50

Q: The following table represents the highest educational attainment of all adult residents in a…

A: The probability shows how likely an event occurs.

Q: ma certain weather forecast, the chances of a thunderstorm are stated as "6 in 19." Express the…

A: In a certain weather forcast the chances of thunderstorm are stated as 6 in 19 Total number of storm…

Q: Acrylamide is a chemical that is sometimes found in cooked starchy foods and which is thought to…

A: x = frying time (in seconds) and y = acrylamide concentration (in micrograms per kg) in french…

Q: 4. Interpret the box plot. t 25 What is the median? 30 35 What is the minimum? 'n nuiz scores in the…

A: Hi! Thank you for the question. As you have posted multiple independent questions, according to our…

Q: POS QUES 4 Problem #4: Sixty teachers were interviewed regarding their opinion on the issue of…

A: The given tabulated value is 5.991 and the test statistic value is 12.4.

Q: Question 5 The following statement is an example of a negative relationship: "As the availability of…

A: The following statement is an example of a negative relationship: "As the availability of toilet…

Q: Consider two independent random samples with the following results: n₁ = 562 n₂ = 356 Use this data…

A: It is given that: n1=562; x1=321n2=356; x2=87 The desired confidence interval is 98%.

Q: In a Harris poll of 514 human resource professionals, 45.9% said that body piercings and tattoos…

A: Sample size n =514 Sample proportion p^=0.459