six packages of "The Flintstones® Real Fruit Snacks," there were seven Bam-Bam snack pieces. The total number of snack pieces in the six bags was 68. We wish to calculate a 96% confidence interval for the population proportion of Bam-Bam snack pieces.   Construct a 96% confidence interval for the population proportion of Bam-Bam snack pieces per bag. (Round your answers to three decimal places.) (i) State the confidence interval. (ii) Sketch the graph (iii) Calculate the error bound.

Q: If n=32, ¯xx¯(x-bar)=31, and s=14, construct a confidence interval at a 95% confidence level. Assume…

A: Given: x¯=31n=32s=1495% confidence level

Q: The student government association at a university wants to estimate the percentage of the student…

A: As per guideline expert have to answer first question only.

Q: If n=30, ¯xx¯(x-bar)=43, and s=16, construct a confidence interval at a 98% confidence level. Assume…

A:

Q: there are theree measures of central tendency: the mean, the median and the mode. Measures persion…

A: Mean can measure quantitative data Mode and median are best for qualitative and quantitative data

Q: Males and females were asked what they would do if they received a $100 bill in the mail that was…

A: For Males : The sample size , N1=70N_1 = 70 Those who said Yes ,  X1=55X_1 = 55X1​=55:…

Q: In a survey of 2010 adults in a recent year, 713 made a New Year's resolution to eat healthier.…

A: Step 1:   Step 2: Step 3: Step 4:

Q: Give the endpoints of the 90% confidence interval for the true population proportion of fruit flies…

A: Sample size is given by n = 500 And number of flies with gene, X = 200 At 90% confidence level, the…

Q: An environmentalist wants to find out the fraction of oil tankers that have spills each month. Step…

A: Consider that p is the true population proportion of the judges ship with no spills. Then the point…

Q: If n = 600 and p (p-hat) = 0.7, construct a 95% confidence interval. Give your answers to three…

A: It is given that, n = 600 and p (p-hat) = 0.7. we have to find the 95% confidence interval for true…

Q: Suppose we wanted to estimate the average amount of sleep (in hours) a college student gets a night.…

A: Confidence interval : Confidence interval is a range of values it contains the true population…

Q: A survey of 366 Cook County residents is conducted, in which 253 of the respondents had shopped…

A: Given: n = 366 X = 253 Formula Used: Confidence Interval = p^ ± Z*p^(1-p^)n

Q: If n=22, ¯xx¯(x-bar)=45, and s=4, construct a confidence interval at a 90% confidence level. Assume…

A: Ans -   Given the level of confidence interval   90 %                      Then   α = 1 - 0.90 =…

Q: A popular resort hotel has 300 rooms and is usually fully booked About 6% of the time a reservation…

A:

Q: 88% of California adults (444 out of 506 surveyed) feel that education is one of the top issues…

A: The value of z at a 90% confidence level is 1.645, which can be obtained by using the standard…

Q: Suppose we take a survey of 200 students and ask how much they study per week. The result is an…

A: From the above data  We are given that the  95% confidence interval is (10, 10.5). The population…

Q: We wish to estimate what percent of adult residents in Ventura County like chocolate. Out of 500…

A: The sample proportion of the sample of size n can be defined as:  Here, X = Total number of success…

Q: If n=15, ¯xx¯(x-bar)=30, and s=2, construct a confidence interval at a 98% confidence level. Assume…

A: Given Sample size n = 15  degree of freedom = n-1 =14 x the level of confidence interval   98 %…

Q: Based on a random sample of 120 polar bears, a 95% confidence interval for the proportion of polar…

A:

Q: Find the 95% confidence interval for the proportion of customers planning to buy the shoes, and…

A: Provided data is, Mary was successful and collected 600 responses in time. 195 of the surveyed…

Q: A principal of a large high school wants to estimate the true proportion of high school students who…

A: Given information- Sample size, n = 50 For a random sample of 50 students, the 95% confidence…

Q: If n=22, ¯xx¯(x-bar)=46, and s=8, construct a confidence interval at a 98% confidence level. Assume…

A: It is given that mean and standard deviation are 46 and 8, respectively.

Q: na survey of 2587 adults in a recent year, 1365 say they have made a New Year's resolution.…

A: Given that  Sample size n =2587 Favorable cases x =1365 Sample proportion p^=x/n  =1365/2587 =0.5276

Q: A researcher wanted to check whether the percentage of Canadian adults with obesity has decreased in…

A: Number of Canadian adults in 2005= 75 Number of Canadian adults in 2009 = 120   significance level =…

Q: he lower end of the 95% confidence interval is Question Blank 1 of 2and the higher end of the 95%…

A: n=8 Sample sizex= 9.8 Sample mean s= 0.4 Sample standard deviation

Q: An environmentalist wants to find out the fraction of oil tankers that have spills each month. Step…

A: Sample size  : n = 523P = proportion of tankers that have spills440 tankers did not have spillsNo.…

Q: According to the 2017 American Community Survey of about 73950 American women ages 25 to 34, the…

A: In this case, the case study reported 95% confidence interval of 39.45% to 40.15% of American woman…

Q: You are interested in studying whether students living in the dorms or students living off campus…

A: given information : n1=35,n2=50m1=5.7, m2=6.3s1=1.4 ,s2=1.3 for obtain 99% confidence interval first…

Q: If n=13, ¯x(x-bar)=44, and s=3, construct a confidence interval at a 99% confidence level. Assume…

A: Here, n is 13, x-bar is 44, and s is 3. Critical value: Using Excel formula…

Q: According to a poll, 89% of California adults (450 out of 506 surveyed) feel that education is one…

A: Find a 90% confidence interval for the population proportion.

Q: The width of a confidence interval is a measure of its precision. The narrower the confidence…

A: The width of the confidence interval of a single population mean can be calculated using the…

Q: We wish to give a 99% confidence interval for the fraction of fruit flies which possess a certain…

A: According to the given information in this question We need to calculate 99% confidence interval of…

Q: If n=15, ¯xx¯(x-bar)=40, and s=9, construct a confidence interval at a 98% confidence level. Assume…

A:

Q: We wish to give a 90% confidence interval for the fraction of fruit flies which possesses a certain…

A:

Q: According to a report on consumer fraud and identity theft, California had 1439 complaints of…

A: Let x denote the number of complaints of identity theft in California. x=1439 The total number of…

Q: If n=15, ¯xx¯(x-bar)=33, and s=19, construct a confidence interval at a 80% confidence level. Assume…

A: Given' :  sample mean xbar=33  sample size n=15  sample standard deviations s=14  then to find 80%…

Q: Use the data from this survey to construct a 91% confidence interval estimate of the proportion of…

A:

Q: You are interested in constructing a 99% confidence interval for the proportion of all caterpllal…

A:

Q: was the percentage of adults who used social media five years ago. Of the 2703 people who responded…

A: (a) The sample proportion is: p= x/n=1758/2703 =0.65 The value of z at 92% confidence level is 1/75,…

Q: If n=510 and p (p-hat) =0.47, find the margin of error at a 90% confidence level Give your answer as…

A:

Q: You want to estimate the proportion of park visitors that bring food to the park. If you took an SRS…

A: Given that sample size is n= 100 And x= 43 We know that, proportion, p= x/n p= 43/100 = 0.43…

Q: Suppose we take a survey of 400 students and ask how much they study per week. The result is an…

A: The 100 (1 – α)% confidence interval provides an interval estimation of the required population…

Q: If n=13, ¯xx¯(x-bar)=37, and s=9, construct a confidence interval at a 80% confidence level. Assume…

A: Givenn =13x = 37s=9confidence interval =80%

Q: The mean was found to be 25% and the confidence interval was (20.4%,29.6%) therefore the margin of…

A:

Q: An inspector inspects large truckloads of potatoes to determine the proportion with blemishes prior…

A: Given, The total sample size, n = 90 No. of blemishes, x = 12 Therefore p^=xn = 1290 = 0.133 Also,…

Q: suppose a random sample of 50 basketball players have an average height of 78 inches. Also assume…

A: Solution: Let X be the random variable defined as the height of a basketball player. Sample size: n…

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.