What is the point estimate of the proportion of people in the population who are over 6 feet tall?

Q: 1. It takes Francisco 15 minutes to ride his bicycle 4 km, which is the distance from home to…

A: Given that:                          1. Distance= 4km and time = 15 min2. Distance = 8km and time =…

Q: (b) According to the model, what was the total number of cases when the disease was spreading at the…

A: From the given information. Observe the given graphs. The logistic fit for the given data is as…

Q: Given these stats how many students scored a 65 or lower?

A: given: mean =68.3          standard deviation = 21.1 let x be the score of the students to find…

Q: Show how you reached the final answer An ectopic pregnancy is twice as likely if a woman smokes…

A: Let S be the event that a woman is a smoker E be the event that a pregnancy is ectopic P(E|S) =…

Q: A body was discovered in an area with an ambient temperature of 78 degrees Fahrenheit. The coroner…

A: Given that: Ambient temperature = 78 degrees Fahrenheit Body temperature at 3:40 PM as 93 degrees…

Q: Susan is calculating her final grade in biology.  The grade is broken down as follows: Tests (50%),…

A: Her final grade = .5 * 82 + .3 * 78 + .2 * 86 = 81.6

Q: Marlene estimates that 48% of 1,220 is about 600. Which statement describes why this is a reasonable…

A: 48% of 1220 means approx 50% of 1200. Because there is 2% increase in percentage value and 20…

Q: Number of Students: If 55 people enrolled in a psychology course but only 25 completed it, what…

A: Given information:If 55 people enrolled in a psychology course but only 25 completed…

Q: 3. It took 48 minutes to drive downtown. An app estimated it would be less than that. If the error…

A: Given query is to find the time estimation of the app.

Q: Based on the data, the number that best describes how the data varies is? А. О 4 В. 1 С. 2 D. 4

A: Definition  The box plot in terms of descriptive statistics related concepts. That means box or…

Q: What is the value of x?

A: Given,

Q: Rhonda took a ribbon which was originally 81 cm in length. She cut the ribbon in thirds and measured…

A: Here, n is the number of cuts. Then, by the above information, length of ribbon piece, L(n)=813n We…

Q: Kevin scored at the 70th percentile on a test given to 9940 students. How many students scored lower…

A: Given Kavin got 70 percentile. Total students are 9940.

Q: Kevin scored at the 60th percentile on a test given to 9920 students.How many students scored lower…

A: Given Kevin score = 60th percentile No. Of students = 9920

Q: A person rolls a 10-sided die once. What are the odds that the number rolled is not greater than or…

A: As per given by the question, What are the odds that the number rolled is not greater than or equal…

Q: A class is learning about proportions and ratios, so the teacher decides to look at the students in…

A: Number of students is 500-600. It is known that 29-32% of students participate in athletics. So, 29%…

Q: A proportion .40 of the tagged birds were recovered. 150 were tagged in all. How many were…

A:

Q: When designing a study to determine this population proportion, what is the minimum number of…

A: Solution: From the given information, confidence level is 0.95 and E=0.02.

Q: Solve the problem. Round the point estimate to the nearest thousandth. 6) Find the point estimate…

A: Here we need to find the point estimate for the proportion of people who wear an hearing aid.

Q: Solve the following problems. Show your solution. 1. In your study, the population size is 10,000.…

A: 1) Given: Population size N = 10000 Margin of Error is 2% i.e., 0.02 Required: To calculate the size…

Q: A student has scores of 72%, 74%, and 78% on three exams. What percent score does he need on the…

A: Here we solve the inequality for x . x= score for the fourth exam.

Q: Which is the best estimate for the area of a piece of property that is 52 yards by 77 yd

A: To find the area of the property

Q: The side of a square is measured to be 15±0.4 cm. The percentage error of the side is a. 2.67%

A: The absolute error is the difference between the actual and measured value. The relative error is…

Q: The payroll amounts for 26 major-league baseball teams are shown below. Answer the question and…

A: From the g=figure we see that 5 payrolls were at the $40 million or more range.  Total frequency is…

Q: Please make your own questions and solve it on your own about the following topics: - Standard…

A: Here, the following question is constructed- Let us consider a random variable X with mean 110 and…

Q: given: mean= 68.73 s.d. 9.03 find what percentage of the scores fall above 50?

A: Given μ=68.73 and σ=9.03 consider,…

Q: Approximately what proportion of these four-seam fastballs would you expect to have speeds between…

A: Let , X→N(μ=91.67 , σ=2.45) Our aim is to find the  (a) proportion of these four-seam fastballs…

Q: In an intelligence test administered on 1000 students, the average was 42 and S. D. 24.Find (i) The…

A:

Q: Studies suggest that women who smoke during pregnancy affect the birth weights of their newborn…

A: (c )   Use EXCEL to determine the regression equation.   EXCEL procedure:   Go to EXCEL Go to…

Q: A sample of 2100 people were asked if they felt "good" about the economy. A 95% CI for the…

A: It is given that the confidence interval is 0.53<p<0.65.

Q: The table shows the time, in hours, it takes a clothing designer to make various garments. Garment…

A:

Q: Find the value of the test statistic.  Round to 3 decimal places. Claim:  The proportion of…

A:

Q: On a placement examination, Fatimah scored lower than 420 of the 980 students who took the exam.…

A: It has been given that Fatimah has scored less than 420 of 980 students which means her score is…

Q: Im seeking help for the bullet point that begins with 'Compare the two estimates dy...'. Thank yo

A:

Q: Suppose you want to predict the percentage of successful field goals a professional basketball…

A: 1. The provided information is  x y xy x2 45 69 3105 2025 46 78 3588 2116 70 68 4760 4900…

Q: How many samples must be considered from a population of 28,000 students, if 5% margin of error is…

A: Answer:-----.                     Date:----30/09/2021 In these three questions I can solve only…

Q: 923 is what percentage of 1816 ? work the problem

A: This question can be solved using the concept of percentage.

Q: d) What percentage of scores is less than a score of 55? e) What percentage of scores is greater…

A: Hey there! Thank you for posting the question. Since your question has more than 3 parts, we are…

Q: Out of the 485 cookies for the bake sale, 2/5 were chocolate chip. a. Estimate the number of…

A:

Q: There are 1,295 students attending a small university. There are 714 women enrolled. What percentage…

A:

Q: АВС ~ ADY

A: Given That:- ΔABC ~ ΔADY AD=12, BD=8, DY=17, AY=15, CY=10, BC=x Now, AB=AD+BD AB=12+8 AB=20…

Q: 35. Set up a proportion to find a missing value. Create your own situation and solve it.

A:

Q: A survey found that about 49% of the people who work at an accounting firm take a company car pool…

A: Find the estimate number of the people and the actual number of people

Q: The amount of time that people spend at Grover Hot Springs is normally distributed with a mean of 65…

A: Hi! Thankyou for your question. As per your request, we are providing solution for part d. The…

Q: How many respondents should be chosen from Visayas? A. 94 B. 107 C. 128 D. 147 What is the level of…

A: Suppose you need to take a sample of respondents who own a Laundry Business from Luzon, Visayas, and…

Q: a. Find the proportion of packs that contain less than 440g.

A: The following are the population mean (μ)(\mu) and population standard deviation (σ)(\sigma)…

Q: Pam takes her truck in for service. The service agent says a few extra repairs are also needed, so…

A: The cost of repairs are as follows Wheel alignment: $110 Transmission fluid flush: $75  Cabin air…

Q: Solve the problem. Round the point estiamte to the nearest throusandth.  6) Find the point estimate…

A: Let X be the people had hearing aids  n be the random sample Given X=20, n=304

Q: Rene scored at the 84th percentile on a test given to 12,600 students. How many students scored…

A: Given Rene scored at the 84th percentile a test given to 12,600 students.   How many students scored…

Q: Jade sells movies on E-bay and keeps detailed records of his sales. His accountant is looking over…

A: Average price = 17 20 blu discs sold at rate $25 17 dvds sold at rate $15 10 vhs sold  Total movies…