A sample of size n=37 is drawn from a population whose standard deviation is a = 43. Find the margin of error for a 90% confidence interval for μ. Round the answer to at least three decimal places. The margin of error for a 90% confidence interval for u is X 5 B 00 00 A

Q: 2 The following pmf is missing some values. Suppose you know that the probability that X is odd is…

A:

Q: bag contains 14 identical balls, 4 of which are red, 5 black and 5 white. Six balls are drawn from…

A:

Q: The CDF of a random variable X is given the function F(x)= Cx² 3x² + x support of X is x=1,2,3,....…

A: Given that, the CDF of a random variable X is given the function                      F(x)=cx23x2+x…

Q: Estimating a Mean: Consider the frequency distribution for 17 test scores (it was a difficult exam).…

A: From the provided information, Score Frequency 60-64 8 65-69 4 70-74 2 75-79 1 80-84 2

Q: a. Determine the mean number of children per household. b. Determine the standard deviation for the…

A:

Q: The following table shows a sample of room rates for a 100 room resort hotel in Nova Scotia for the…

A:

Q: what is the name of this distribution?

A: what is the name of this distribution?

Q: Computerized Beverage Control Systems Beverage dispensing systems - Beverage portion control systems…

A: Given Information: Consider the given dataset:   AP(Original) Weight EP(Servable) Weight Round…

Q: In a city of 140, 000 people, there are 11, 000 women. What is the probability that a randomly…

A: Answer: From the given data, Number of people in the city = 140000 Number of women in the city =…

Q: In response to rising concerns about identity theft, the number of models of paper shredders a…

A: Introduction: We need to find the average rate of change of the number of paper shredder models…

Q: (A) It is possible, but unlikely that one can measure the values for the entire population instead…

A: In a survey or a research, the investigator studies population in keeping the view the question of…

Q: Find the probability of selecting 9 or more girls. 00.122 00.435 00.212 O 0.001

A: Given that  The probabilities corresponding to the 14 possible values of x are summarized in the…

Q: Assume that a procedure yields a binomial distribution with a trial repeated n times. Use the…

A:

Q: Given: Expected Return Standard Deviation Investment A 0.07 0.05 Required: 1.Solve for coefficient…

A: Investment   A                  Expected value =0.07  Standard…

Q: 2. A hypothetical study of seven people followed over seven years. Data presented in a graph as…

A:

Q: Determine E[g(X)] for the RV

A:

Q: Here are the test scores for 12 students in Mr. P's class. 79, 54, 88, 76, 59, 65, 93, 86, 83, 73,…

A: Answer: From the given data, The test scores for 12 students in Mr. P's class,…

Q: Let the r.v. X assume the value 'r' with the probability law : P(X = r) = q-¹ p ; r = 1, 2, 3. Find…

A:

Q: Assume that a procedure yields a binomial distribution with a trial repeated n times. Use the…

A: From the provided information, Number of trials (n) = 64 Number of successes (x) = 3 And probability…

Q: hey (in dollars) the company spent on medical support for its employees in the first three months of…

A: Giving From the given table Formula for weighted mean =(summation of fi *xi)/summation of fi)

Q: Check here for instructional material to complete this problem. Evaluate p = p= X₁ + X2 n₁ + n₂ for…

A:

Q: Check here for instructional material to complete this problem. In response to rising concerns about…

A: Given that In response to rising concerns about identity theft, the number of models of paper…

Q: mg, horizontal, or vertical. passes through the two given moice below and, if necessary, fill in the…

A: The given points are (8,5) and (9,1)

Q: 1 2 3 4 5 5 A and B alternately cut a pack of cards and the pack is shuffled after each cat and the…

A:

Q: For the following data: Critical value = 1.98, standard deviation (s)= 6 and sample size = 25.…

A: Answer: From the given data, sample size (n) =25 standard deviation (s)=6 critical value =1.98

Q: Interpret this t-test result: t(85) = 4.125; p-value = 0.009 O The t-test, t(85) = 4.125, is…

A: Answer: From the given data, t(85) =4.125 p value =0.009

Q: Use the data set "longley" in R to answer the following questions Read the data set "longley" in R…

A: The objective is to read the data set "longley" in R

Q: Check here for instructional material to complete this problem. Find the slope of the line shown on…

A: For a straight line passing through the points (x1, y1) and (x2, y2), the slope (i.e., the gradient…

Q: Major television networks conducted a joint poll of viewers and asked them if they felt that beer…

A: Given that, sample 1 is 1000 and favorable case 477, sample 2 is 1000 and favorable case 517. We…

Q: Verify that the 5 year weighted moving average weight 1, 2, 2, 1 respectively is equivalent to 4…

A: To verify: the 5 year weighted moving average weight 1, 2, 2, 1 respectively is equivalent to 4 year…

Q: A professor wishes to develop a numerical method for giving grades. He intends to base the grade on…

A: For the given data Weighted average =?

Q: K Many su 35-39 40-44 45-49 50-54 55-59 60-64 65-69 Frequency 2 Construct the cumulative frequency…

A:

Q: We have weight and height for 8 people, the data is given below: Weight (kg): 45, 52, 56, 62, 70,…

A: Here data is given for 8 people Weight in kg Height in cm and meter We have to calculate correlation…

Q: alue of row % go?

A: The Contingency table : Gender Chocolate Strawberry Vanilla   Female 37 17 12 66 Male 21…

Q: Which type of t-test is best for the follo variables:(a) Citizenship as Filipino and Satisfaction as…

A: t-test Independent sample t-test paired sample t-test

Q: Is a full term newborn with a ponderal index of 1.95 kg/m3 above or below the 15th percentile? O A.…

A: It is given that  Mean, μ = 2.4 Standard deviation, σ = 0.45

Q: Suppose we want to use data on square footage to predict home sale prices. An equation that fits the…

A: Given: Predicted Selling price = 17.93 + 0.17 (Square Footage) Formula Used: Error = Observed…

Q: Determine the area under the standard normal curve that lies to the right of (a) Z=0.91, (b) Z=0.37,…

A: Required probability is P(Z>0.91)

Q: A distribution of values is normal with a mean of 218.6 and a standard deviation of 33.6. Find…

A: It is given that  Mean, μ = 218.6 Standard deviation, σ = 33.6

Q: Let E(X)=−7,E(Y)=4,var(X)=16 and var(Y)=8 Calculate (a) E(2X+4Y). (b) E(X − 2Y − 2022). (c) var(2X…

A: According our policy we can answer only first three subpart for remaining please repost the…

Q: The prevalance of mild myopia (nearsightedness) in adults over age 40 is 27% in the US. Suppose…

A: Given: p = 0.27 n = 8 x = 3 Formula Used: Binomial distribution: X~B(n, p) P(X=x) = Cxnpxqn-xE

Q: Assume that a study was done on students who were completing their last semester of college and had…

A: Given: That study showed that the students' utility could be modeled as (HW, PAY, EXAMS) =…

Q: A milk processing company test implemented a plant-wide energy conservation program with a goal of…

A: A plant wide energy conservation program was implemented by a milk processing company. It is…

Q: A box of fifteen gloves contains six left-handed gloves and nive right-handed gloves. a. If two…

A: The question is about counting theory Given : Total no. of gloves = 15 Total no. of left handed…

Q: n terms of its relation, the Pearson correlation coefficient for profanity self-report has the…

A: In terms of its relation, the Pearson correlation coefficient for profanity self-report has the…

Q: Calculate the 5 number summary and the interquartile range of the following data: 20, 36, 78, 18,…

A: Given: n = 16 Formula Used: Q1 = n+14thterm Q2 = 2(n+1)4thterm Q3 = 3(n+1)4thterm IQR = Q3-Q1

Q: How can we draw the range of the numbers in boxplot?

A: Solution-: How can we draw the range of the numbers in boxplot?

Q: Inspectors choose 40 envelopes from the 1000 stuffed each hour for visual inspection. What is the…

A: From the provided information, Inspectors choose 40 envelopes from the 1000 stuffed each hour for…

Q: A newspaper story claims that more houses are purchased by singles now than singles 5 years ago. To…

A: Given that : N1:500 & N2: 200 We have to calculate value of Test Statistic :

Q: 9-88. A random sample of 200 circuits generated defectives. (a) Use the data to test Ho: p= 0.05…

A: Given Information: Sample size n=200 Out of which x=13 are defectives