11. (a)Determine which city has more buildings that are at least 600 feet tall. seattle (b) What percent of the buildings in that city are at least 600 feet tall? 12. What is the height of the shortest building in each city?

Q: In order to have a margin of error of 2%, people should be surveyed.

A: we are given that 24% people consider summer as their favourite season (p) = 0.24 to find  number of…

Q: Suppose that the results of a survey show that 41% of people consider summer as their favorite…

A: Solution: The sample size formula is given as below: n = p*q*(Z/E)^2 We are given p = 0.41 q = 1 – p…

Q: Prison facilities that belong to the bottom 10% of the survey population shall be asked to…

A: Here use normal distribution table for z value

Q: What percentage of students are enrolled in between 12 and 18 credits?

A:

Q: 1) Select one of your tacos: Taco: chicken Price: $3.00 Due to its popularity, your have decided to…

A:

Q: The men hired by a certain city police department must be at least 69 inches tall. If the heights of…

A: Given μ=70 inches and σ=2 inches We need to find, Z=X-μσ=69-702=-12=-0.5 Now to find the required…

Q: (a) What is the minimum red blood cell count that can be in the top 29% of counts? (b) What is the…

A: a) Assume that T be the minimum red blood cell count that can be in top 29%.…

Q: Insurance companies are interested in knowing the percent of all drivers who always buckle up before…

A: According to the given information in this question We need to find the minimum number you would…

Q: 7. What is the value of SSx? (SHOU

A: We have to calculate the SSx for the correlation study.

Q: Here are the heights (in inches) of 10 students in a seminar. 67, 65, 68, 64, 61, 72, 71, 62, 74, 70…

A: The heights of 10 students in a seminar are given below 67, 65, 68, 64, 61, 72, 71, 62, 74, 70

Q: A quality control process finds 37.2 defects for every 9,300 units of production. What percent of…

A:

Q: Here are the fuel efficiencies (in mpg) of 8 new cars. 45, 20, 45, 14, 34, 22, 18, 28 What is the…

A: Given information- We have given the data of the fuel efficiencies of 8 new cars (arranged in…

Q: A researcher wished to estimate the difference between the proportion of users of two shampoos who…

A: Based on the provided information, the known values are: p1=78400=0.195p2=92500=0.184n1=400n2=500 In…

Q: Here are the heights (in inches) of 10 students in a seminar. 65, 63, 66, 62, 59, 69, 69, 60, 70, 68…

A: Here from the given data set of 10 entries we need to find the percentage of students whose heights…

Q: 14) A researcher at a major clinic wishes to estimate the proportion of the adult population of the…

A:

Q: Of 5,040 cellphones, 227 are found to be defective. What angle of a circle (in degrees) would show…

A:

Q: 3. What is the difference between the altitude rule and the leg rule?

A: Difference between leg rule and altitude rule.

Q: 5. A metal plate is supposed to be 15.75 cm long but after it is cut, it measures 15.71 cm.…

A:

Q: Based on the data, what is the most reasonable estimate for the number of The Foodies members whose…

A: In the bar graph: Total no. Of member select = 6+5+14+8+2= 35 No. Of people who prefer Italian = 14…

Q: The median annual salary of police officer was 384,000 pesos. If the 25th percentile for the annual…

A: GIven, Median = 384000 25th percentile of annual salary = 282525       To find,   P (282525 < X…

Q: If 2% of the components produced by a machine are defective, what is the average number of defective…

A:

Q: How do you find from the graph the total number of people that participated in the survey? Add the…

A: 1. The graph shown in the figure represents the votes of the survey about favourite cereals. As one…

Q: Kai'Sa is doing her best to maintain her figure by following a strict calorie counting process.…

A: Given data Hypothesized mean µ= 370 Sample mean = 383 Sample Standard deviation s = 70 n = 60…

Q: 33. Say the computed measure of associati following is(are) TRUE about the relationship and quality?

A: The correlation coefficient value will always lies between 0 and 1 r = cov(x,y)σxσycov(x,y) =…

Q: 5. Compute the point estimate for the difference in the proportion of orange colored pieces between…

A: We want to find the point estimate for the difference in the proportion of orange colored pieces…

Q: All patients admitted to a particular hospital can be released on the same day or kept overnight for…

A:

Q: What percentage of the worker will finish this job within 30 minutes of the population mean? What…

A:

Q: Suppose that 35% of people own dogs. If you pick two people at random; what is the percent that they…

A: Solution: From the given information, the probability of people own dog is 0.35. Here, two people…

Q: 4. Find the value of x: a) 8. 4

A: To find: The value of x. Calculation: When an altitude is drawn to the hypotenuse of a right…

Q: 8. The registrar's office at ACC predicts that 30% of the 6,950 spaces open in various math classes…

A: (a) The  percentage of seats filled during the first week of registration =30% The percentage of…

Q: a. How many welders were studied? b. What is the class interval? c. About how many welders earn less…

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

Q: 1. Use the results of the simulation to approximate the margin of error for Javier's estimate of the…

A: Here we have to calculate margin of error Assuming the confidence Interval = 95% Sample Size  = 500…

Q: Out of 147 faculty members at Bellevue University, 13 said they can speak Spanish. Construct and…

A:

Q: school is paving a new rectangular area to create an additional, flat parking lot for teachers.…

A: Since, S.I. unit of measure distance is metre. So, unit for area of rectangular space is metre x…

Q: a researcher wants to find the proportion.  what size sample should be obtained in order to be 90%…

A: We have given that,  Confidence interval = 90% and Margin of error (E) = 3% = 0.03 Then,  We will…

Q: The highway department wants to estimate the proportion of vehicles on a Highway at KM 25 between…

A: Population proportion is a fraction of population that is of interest. The value of proportion is…

Q: A quality control process finds 74.7 defects for every 8,300 units of production. What percent of…

A: A quality control process finds 74.7 defects for every 8,300 units of production. What percent of…

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

A: Obtain the proportion of oil tankers that had spills. The proportion of oil tankers that had spills…

Q: Suppose that the results of a survey show that 53% of people consider summer as their favorite…

A: Given that Results of a survey show that 53% of people consider summer as their favorite season.…

Q: 5. The average cost of mini protein bars is between $30 and $60. What is the range of the number of…

A:

Q: Suppose that the results of a survey show that 41% of people consider summer as their favorite…

A:

Q: The science club collected bottles for every class in Grade 6 for fund raising project. Section a…

A: The formula for average is Average=Sum of observationsNo. of observations. It is given that section…

Q: A woman who smokes during pregnancy increases health risks to the infant so that it is nown that…

A: Note , Since you have posted a question with multiple sub-parts, we will solve first three sub-parts…

Q: In a Gallup poll of 1236 adult respondents, 6% said that bad luck follows breaking a mirror. That…

A: The margin of error expresses the amount of the random variation underlying a survey's results

Q: 9. There were 35 students signed up to go on a field trip. On the day of the trip only 28 students…

A: Given -  Total number of students signed up to go to trip = 35 Students present in trip = 28

Q: Suppose that the results of a survey show that 40% of people consider summer as their favorite…

A: Given Data: Let 'n' be sample size p^=0.4 Margin of error=0.04   Assuming level of significance to…

Q: (g) What is the cutoff number of days for a pregnancy for the bottom 20% of women?

A:

Q: time a 10-year-old American child spends playing outdoors per day is between 19.28 and 24.08…

A: Given Data Lower limit = 19.28 upper limit = 24.08

Q: A concrete mixture contains seven parts by volume of ballast, four parts by volume of sand, and two…

A: From the given information, the volume of the ballast is 6 parts, the volume of the sand is four…