The accompanying table gives information on the top five countries from which residents of a particular country adopted children one year. Sketch an appropriate graph of the distribution, and comment on its important features. Click the icon to view the table of adoption information. One type of graph appropriate for showing this distribution is a bar chart. Which of the following bar charts correctly shows the given distribution? OA. B. C. O D.

Q: If you had 16,8 L and you decrease by 30% how much is the result?

A: Given  Number of liter =16.8 L

Q: 4. If event A is to select a diamond from a deck of cards then event B, not to select a diamond, is…

A: Solution:  Let A be the event of a diamond from a deck of cards  and B be the event not a select a…

Q: What type of pattern exists in the data? O The time series plot shows a trend pattern with no…

A: Type of pattern: Excel Procedure: Enter the time series values and quarter values in Excel. Select…

Q: Medical research has shown that repeated wrist extensions beyond 20 degrees increase the risk of…

A: From the provided information, Sample size (n) = 24 Confidence level = 90%

Q: Medicare would like to test the hypothesis that the average monthly rate for one-bedroom…

A: From the provided information, Sample size (n) = 12 Sample average (x̄) = 3690 Sample standard…

Q: The distribution of heights of adult men in the U.S. is approximately normal with mean 69 inches and…

A: The mean is 69 and standard deviation is 2.5.

Q: # 1 550 pieces of jewelry are classified according to the type of jewelry, whether it is a necklace,…

A: As per our guidelines we are suppose to answer only three subparts kindlyrepost the remaining…

Q: Use the data and develop a model to predict Overall Satisfaction. R2 is over 0.70 so we can use…

A: Solution:  The value of the coefficient of determination is  R2=0.70 or over

Q: on an exam for all medical school applicants were approximately Normal with a mean score of 308 and…

A:

Q: annual maintenance expenses based on the weekly usage in hours. b1 =  (Keep found decimal places)

A: Annual maintenance expenses depend on weekly usage.  So annual maintenance is dependent variable (Y)…

Q: Use the Sprint data, given again below, to test whether or not women talk for at least 10 more…

A: The data shows the men talk time and women talk time.

Q: A sample of 14 forest deer mice have an average body length of x = 91.1 mm. Do forest deer mice on…

A: Z distribution has utilized

Q: Constructively interpret the given box plot below

A: Box plot is used to measure the shape of the data distribution. It used five number summary is used…

Q: A factory produces protein bars claiming to be 3.25 ounces. The manager of the factory knows that…

A: given data normal distribution μ = 3.25σ= 0.05n = 24stop if ∑x<77.5 or ∑x>78.5

Q: John's math course requires 5 tests. His first 4 grades were 76, 60, 94, and 61. To end up with an…

A:

Q: A tire company makes tires that have a normal distribution with a mean of 65,000 miles with a…

A: Given that Mean= 65000 and standard deviation= 3000

Q: When purchasing bulk orders of batteries, a toy manufacturer uses this acceptance sampling plan:…

A: Given Information: Sample size n=47 A shipment contains 3000 batteries and 3% of them do not meet…

Q: If the standard deviation of the mean for the sampling distribution of random samples of size 36…

A:

Q: Fluorescent lighbulbs have lifetimes that are normally distributed with a mean of 6.9 years and a…

A: According to the given information, we have Mean = 6.9 Standard deviation = 1

Q: b. If 4 adult females are randomly​ selected, find the probability that they have pulse rates with a…

A: The mean is 74 and standard deviation is 12.5.

Q: Use the sample data and confidence level given below to complete parts (a) through (d). A research…

A: Given that, a research institute poll asked  respondents  if they felt vulnerable  to identify…

Q: Calculate the standard deviation.  Standard deviation:

A: It is given that the sample data 2, 3, 7, 6, 7.

Q: The mean daily production of a herd of cows is assumed to be normally distributed with a mean of 36…

A: Given that, Mean (u) =36  Standard deviation (sd) = 3.7  Let X be a random variable represents daily…

Q: On a Normal Distribution, N(μ, o), we know that the following are always Q1: -0.67o+fl Q2:μ Q3:0.670…

A: For a distribution, the value of Q1, Q2, and Q3 are defined such that exactly 25%, 50%, and 75% of…

Q: 8. The mean value of annual imports for a country is normally distributed with mean u=$30 million…

A: GivenMean(μ)=30standard deviation(σ)=16

Q: 21. The probability that a driver making a gas purchase will pay by credit card is 3/5. If six cars…

A: Givenprobability that a driver making a gas purchase will pay by credicard(p)=35=0.6sample…

Q: The time to smoke fish is normally distributed with an average of 5.3 hours and a standard deviation…

A: Let X: The time to smoke fish. X has normally distributed with mean or average(μ) = 5.3 hours and…

Q: Number of Jobs A sociologist found that in a sample of 50 retired men, the average number of jobs…

A: Givensample size(n)=50Mean(x)=6.8standard deviation(σ)=1.9

Q: The mean daily production of a herd of cows is assumed to be normally distributed with a mean of 36…

A: We have given that   Mean(µ) = 36Standard deviations (σ) = 3.7X ~ N (µ, σ )= N(36, 3.7)

Q: Q: Provide the null and alternative hypotheses for this analysis. Ho: Ha: Q: Select all the outputs…

A: Given information: The data is given below, Outside MPA Inside MPA 14 19 11 18 8 8 5 7…

Q: Toyota needs to determine the average service time to check and repair 80% of their customer’s…

A: Here, σ=300 secs60=5 minutes, z=0.84, x=30 minutes.

Q: Interpret the given graph or illustration below

A: Graphs are used to measure the data set by visualizing it. It used for easy understand. Each graph…

Q: You are going to monitor customer satisfaction by randomly surveying 20 customers per day, which…

A: From the given information, The mean customer satisfaction rate is 7.5. The standard deviation for…

Q: A simple random sample from a population with a normal distribution of 100 body temperatures has…

A: given data  n = 100 x¯ = 98.90s = 0.6390% ci for σ = ?

Q: A bank features a savings account that has an annual percentage rate of r = 4% with interest…

A:

Q: Categorize the following as either an experiment, prospective observational study, or retrospective…

A: In observational study, samples are the researcher just observes the effect of a particular variable…

Q: 4. Here are the results of a survey that examines preference for peanut or plain M&Ms and exercise…

A: Given information:     Exercise level     High Medium  Low M&M preference  Plain 8 25 9…

Q: Find (a) the range, and (b) the standard deviation for the given sample. 84.99, 85.75, 84.95, 85.23,…

A: Data given 84.99, 85.75, 84.95, 85.23, 85.67, 85.19, 85.38, 84.29, 84.97

Q: Calculate the residual corresponding to the second observation. (Round your answer to two decimal…

A: Given data: x y 99.2 28.9 101.2 27.8 102.6 26.9 103.1 25.1 105.3 22.9 107.2 21.4…

Q: Find the five number summaries for the data. Max: type your answer... Q3: type your answer...…

A: From the provided information, Number of observations (n) = 28

Q: If n=27, x=48, and s-6, construct a confidence interval at a 80% confidence level. Assume the data…

A:

Q: Suppose a random sample of n=270 teenagers 13 to 17 years of age was asked if they use social media.…

A: It is given that 270 teenagers 13 to 17 years of age was asked if they use social media in which 204…

Q: A community health plan researcher wishes to estimate the mean number of visits per plan participant…

A: Here, CL = 0.80, E = 0.2, and σ=2.6. The value of α is, α=1-CL  =1-0.80  =0.20

Q: d. Calculate the probability of four or more students being in line or being served. (Round your…

A: The information provided in the question are as follows : Arrival rate (λ) = 4 per hour Service time…

Q: According to a government agency, the average workweek for an adult in October 2018 was 32.5 hours.…

A: Given that Sample size=35 Sample mean =33.7 Population mean =32.5 Population standard deviation =6…

Q: Use this data and predict an apartment's monthly rent base on its square footage. What is this…

A: Given information: Monthly Rent Square Feet 815 679 695 890 930 1165 799 692 995 1020…

Q: Suppose these data show the number of gallons of gasoline sold by a gasoline distributor in…

A: Moving average forecast for 4 week is calculated using the formula,  Fi = (Ai–1+ Ai–2 + Ai–3 +…

Q: The mean daily production of a herd of cows is assumed to be normally distributed with a mean of 36…

A: Given that  Mean = M = 36 , Standard deviation = SD = 3.7

Q: . Under what conditions would a researcher choose to use a t-test for independent samples?

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Suppose weights, in pounds, of dogs in a city have an unknown distribution with mean 80 and standard…

A: We have given that  Mean =80 Standard deviation =12 Sample size n =87