For this problem, carry at least four digits after the decimal in your calculations. A random sample of 5,080 permanent dwellings on an entire reservation showed that 1, 613 were traditional (A) Let be the proportion of all permanent dwellings on the entire reservation that are traditional hogans. Find point estimates for p and q (Round your answers to four decimal places.) hat p = ? hat w=? (B) Find the 93% confidence interval for p. Find the maximal margin of error, E (round your answer to three decimal places) E=?

Q: Suppose​ that​ 18% of a random sample of 2307 Miami residents said that they will donate blood in…

A: we have given that sample size =n=2307 ,sample proportion =p^=18%=0.18

Q: Use the following image to fill in the following blanks. μ If the 20 lines in the above imagé each…

A: It is needed to discuss about the confidence interval.

Q: If n- 22, - 44, and s 12, construct a confidence interval at a 95% confidence level. Assume the data…

A: Solution We solve it by using excel

Q: A 99% confidence interval for a mean: a. In repeated samples will include the true population mean…

A:

Q: Predictions The sample data result in a linear correlation coefficient of r = 0.499 and the…

A: From the given information, the regression equation is y^= 3.83+2.39x.Here, the random variable y…

Q: a. A researcher collects a sample of 31 measurements from a population and wishes to find a 99%…

A: Given : A researcher collects the sample of 31 measurements from a population and wishes to find a…

Q: A confidence interval was found to be (2.4, 7.9). What was the point estimate? O A. 5.27 O B. 5.2 O…

A: Given confidence interval is (2.4 , 7.9)Upper limit =7.9Lower limit =2.4

Q: If n = 108, a = 29 and o = 2.6, construct a 91% confidence interval. Give your answers to three…

A: Since we know population standard deviation, use z-distribution to find z-critical value.…

Q: If n=380 and X = 304, construct a 90% confidence interval. Give your answers to three decimals…

A: Given,n=380 ,x=304p^=xnp^=304380=0.81-p^=1-0.8=0.2α=1-0.90=0.1α2=0.05Z0.05=1.645     (from Z-table)

Q: if ue want a 96%. confidence nterval on populatron mean with a sample size of a3, find or 土

A:

Q: Kim wants to determine a 80 % confidence interval for the true proportion ? of high school students…

A:

Q: If n-28, 2(x-bar)-38, and s-13, construct a confidence interval at a 98% confidence level. Assume…

A: Given : Sample Size, n = 28 Sample Mean, x̄ = 38 sample standard…

Q: If n-19, ž(x-bar)-43, and s-8, construct a confidence interval at a 90% confidence level. Assume the…

A: Given: n = 19, x¯ = 43, s = 8 Confidence level = 90%

Q: Use the given data to construct a confidence interval for the population proportion p of the…

A: It is given that sample size (n) is 70  and x is 50.

Q: Use the following to answer the next two questions. A 2020 poll found that 520 out of 824 randomly…

A:

Q: question 2 A simple random sample of 70 items from a population with  7 resulted in a sample mean…

A: The given data is as follows:Sample size, Population standard deviation, Sample mean,

Q: one with a 95% confidence level and the other with a 99.7% confidence level. Which interval is…

A: Confidence interval is probability, which refers that population parameter will fall within set of…

Q: If X 121, o =27, and n 38, construct a 95% confidence interval estimate of the population mean, u.…

A:

Q: A researcher wants to make a ninety-five percent confidence interval for the population mean. She…

A: From the given information,Margin of error , E = 0.56 Population variance, 7.6 Using formula ,

Q: Suppose we know that a confidence interval is (27,35), with a margin of error of 4. Find the sample…

A: Let  the sample mean = x¯ given margin of error = E=4and confidence interval(27,35).

Q: Latasha is a waitress at Seventh Heaven Hamburgers. She wants to estimate the average amount each…

A:

Q: The figure to the right shows the results of a survey in which 999 adults from Country​ A, 1006…

A: Hey, since there are multiple subparts posted, we will answer the first three subparts. If you want…

Q: If n = 41, ã=30, and s = 6, construct a confidence interval at a 80% confidence level.

A: It is given that Sample size n = 41 Sample mean = 30 Sample SD s = 6 The critical value of t at df =…

Q: Which type of confidence interval should you use in this situation? A sample of 400 racing cars…

A: Given Information:Sample size (n) = 400 racing carsNumber of cars costing over $700,000 =…

Q: In a survey of 3010 adults aged 57 through 85 years, it was found that 87.3% of them used at least…

A: https://drive.google.com/file/d/1S_b_En4yZMZPhsaGfBA2eE_M0IJFOVeW/view?usp=sharing

Q: If n = 180 and X = 144, construct a 99% confidence interval for the population proportion, p. Give…

A:

Q: let the variable T stand for a student t-distributed variable. find the following a. in a sample of…

A: The Student t-distribution is used to find the confidence interval.

Q: Which of the following would result in the narrower confidence interval?

A: Note: The confidence interval with small confidence level has the narrower confidence interval. The…

Q: If n=19, x= 47, and s = 8, find the margin of error at a 99% confidence level Give your answer to…

A:

Q: If n = 530 and X = 424, construct a 99% confidence interval for the population proportion, p. Give…

A:

Q: Part D only

A: From the provided information, The mean and standard deviation of the data can be obtained as:

Q: If n=11, ¯xx¯(x-bar)=35, and s=8, find the margin of error at a 90% confidence level. Answer to two…

A: Margin of error = t critical * Standard error where    t critical is the value of t for 90%, two…

Q: You are interested in constructing a 95% confidence interval for the proportion of all caterpillars…

A: It is given that sample size (n) is 437 and x is 59.

Q: Find the critical value t for the following situations. a) a 95% confidence b) a 90% confidence…

A: Confidence level 95%α=1-0.95=0.05degrees of freedom= n-1=21critical value =tc = 2.080

Q: A random sample of high school students

A: Here it is given that, A 99% confidence interval based on this sample is 1.7 hours to 3.1 hours

Q: IF n=23, x-bar = 39, and s=3, find the margin of error at a 80% confidence level. Give answer to two…

A:

Q: required, round your answers to two decimal places. Provide a 90% confidence interval for the…

A:

Q: 90% confidence the proportion and caterpillars thất tived to become a butterny is between b. If many…

A: n = 377 p = 42/377 =0.1114

Q: You are interested in constructing a 95% confidence interval for the proportion of all caterpillars…

A: The sample size (n)= 405 Number of caterpillars lived to become butterflies (x) = 54   The sample…

Q: Given that degrees of freedom is 18 at 95% confidence level, the value of t =________. Select one:…

A: Given that degrees of freedom is 18 at 95% confidence level since the hypothesis is left tailed or…

Q: If n = 11,(x -bar)= 31, and s = 19, construct a confidence interval at a 99% confidence level.…

A:

Q: If n = 20, the sample mean = 250, SD = 15, SEM = 3.354, what is the confidence interval (using 95%…

A: The formula for a confidence interval for the population mean μ\mu when the population standard…

Q: In a sample of 7 observations, the values are 17, 11, 12, 13, 14, 15, 16. Find the 95% confidence…

A:

Q: You are interested in constructing a 90% confidence interval for the proportion of all caterpillars…

A: From the provided information, Sample size (n) = 378 From which 45 lived to become butterflies, so…

Q: for the sample of scores in the following frequency distribution table what is the mean? x 5 4 3 2…

A:

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.