A new bridge reduced the normal 35-minutes travel time between two cities by 14 minutes. What percent decrease does this represent?

Q: A politician's support grew from 42% by 3 percentage points to 45%. What percent (relative) change…

A:

Q: If a student's weighted grade point average is 75.2 and ∑tiXi = 1504 in the spring semester, how…

A: Given,If a student's weighted grade point average is 75.2and ∑tiXi = 1504

Q: What proportion of students studied more than 4 hours?

A: Given that Total number of students = 240 Number of students who studied more than 4 hours = 50

Q: 1.) Nike's stock price has dropped from $160 a share to $115 a share this past month. In the same…

A: Percentage change = final value - initial valueinitial value×100%

Q: In what percent of their games would you expect the Dodgers to score more than 7.31 runs?

A: Given: Distribution of games is symmetric, unimodal and bell-shaped.

Q: What is the requested percentage?

A: 4.70c) In  this question, we have given Mean=513 S.D=130 To find the percentage for the score less…

Q: According to the American Wind Energy Association, wind energy operating capacity increased from…

A: You have asked multiple unrelated questions in the same post. I have addressed the first one. Please…

Q: Estimate, to the nearest tenth, the difference between the average number of awakenings during the…

A: Average number of awakenings during night for men 18 year old is 2.9 Average number of awakenings…

Q: Of 60 patients treated with a certain medication, 24 showed no improvement. What percent of patients…

A: Total patient=60 Patient who showed no improvement=24 To calculate: what percent of patients…

Q: to convert a fraction to a percent, it must be converted to a decimal and ?

A: Convert fraction to percentageTo convert fraction to percentage. Firstly, convert the fraction to…

Q: (c) If the average cost of travel by bus increases by 10%, but the travel time by bus de- creases by…

A: This is a problem related to percentage. Based on the general formula and concept we will answer the…

Q: 2. Aradar gun measured the speed of a baseball at 103 miles per hour. If the baseball was actually…

A:

Q: Make a table showing the approximate values and the actual value, together with the percentage error

A: xy'=12x-3y..................1Let x=e2z=logxdzdx=1xdydx=dydz·dzdx ⇒dydz·1xxdydx=dydzNow equation (1)…

Q: What do the percentage in this graphic total?

A: It is an important part of statistics. It is widely used.

Q: A bike shop reduces the price of a bike for quick sale from $455.00 to $395.00. Compute  the…

A: Given: A bike shop reduces the price of a bike for quick sale from $455.00 to $395.00.

Q: below. What is the average waiting time per customer? Identify the nearest answer.

A: Customer Customer Arrival time (a) Customer Service time (s) Completion on time (c)=(c)-(c-1)…

Q: out of 200 people, 40 own dogs. what percent is that ?

A:

Q: The population of Renton, WA, is about $$101920 people. Ten years ago, the population was about…

A: The present population is  10920  Ten year ago, the population was = 91000% of increase in…

Q: In 2018, approximately 454 thousand correctional officers and bailiffs were employed in the United…

A:

Q: What is the average time a high school student studies each week? minutes

A:

Q: To the nearest 10%, what percent of letters in Mississippi are i's?

A: Mississippi Total number of letters in the word Mississippi = 11 = m Total number of i in the letter…

Q: what are the percentages of each individual fruit?

A: What are percentage of each individual

Q: What percentage of students spent up to 49 minutes on the computer?

A: Introduction: The quantity N possibly indicates the total number of observations in the dataset,…

Q: Find the 45th-Percentile: Pu5 =

A: Given that, Total number of observations = 117

Q: What is the percent of deaths in 2003, or after 2010?

A:

Q: What percentage of the coins are pennies?

A: In this question given that there is JAR OF CHANGE  in his room. in his jar Total 600 coins 240  of…

Q: What percent of the batches of water discharged exceed the 80 ppm standard?

A: Given: Calculate the required probability as follows:

Q: What proportion of laptop prices are between 624 dollars and 768 dollars? You may round your answer…

A: Mean , μ= 750 Standard deviation , σ = 60

Q: The percentage of buyers who paid between $14,000 and $22,000 is %.

A: Let , X→N(μ=18000 , σ=2000) By  using 68-95-99.7 rule ,  We want to find the P(14000<X<22000)…

Q: What percent of tire treads will last between 26,000 and 32,000 miles?

A: Given data: The mean life is μ=30000 miles. The standard deviation is σ=2000 miles.

Q: What percent of students take exactly one courses? %

A: HerecI HAVE COMPLETED ENTIRE TABLE JUST FOR YOUR INFORMATION

Q: 15 is what percent of 90?

A:

Q: what proportion of 112 is 21?

A: It is needed to find the proportion of 112 that is equal to 21.

Q: If the Canadian dollar drops in value from.7589 to.7496, by what percentage does the Canadian dollar…

A: topic - percentage

Q: The amount of radioactive material in a sample halves every 14 hours. By what percent does the…

A: Given that  The amount of radioactive material in a sample halves every 14 hours. The equation of…

Q: (a) What percentage of plates should be expected to be thinner than 10 mm? (b) What percentage of…

A: Here, µ = 12 and σ = 1.5

Q: The wildfires on the West Coast have become increasingly more destructive over recent years. Among…

A: total span of california=100×106 acre california were consumed by fire=4,397,809 acre

Q: The percentage of men who meet the height requirement is %.

A: Men's height are normally distributed with : Mean , µ = 68.7 Standard deviation , σ = 3.4

Q: A typical middle-income household in 1980 earned $38,405. A similar household in 2009 earned…

A:

Q: The American Booksellers Association, which represents independent booksellers, includes 1500…

A: The number of businesses is 1500 in 2500 locations. Twenty years ago, the number of businesses was…

Q: A principal of a college wants to estimate the proportion of smokers among his students. What

A: Given : Margin of error, E = 10% = 0.10 Sample proportion = 0.30

Q: A business serves 33 customers with 60 staff to maintain a strong ratio of staff to guests. How…

A:

Q: A student answered 78 out of 100 homework questions correctly on the first try. What percent of…

A: Solution-: A student answered 78 out of 100 homework questions correctly on the first try. What…

Q: About 3.2 million SMART boards have been sold, 2.8 million to schools.  What is the ratio of the…

A: Explanation of the solution is given below....

Q: What percent of the tire treads will last less than 28,000 miles?

A: We know that region of thebnormal distribution curve always has 34% between the mean (μ) and mean -…

Q: A business department is trying to determine if their program is competitive. They survey recent…

A: Given information: The MINITAB output results for the one-same t test is given.

Q: At a local dunkin donuts a survery showed that out of 1060 customers eating lunch 318 ordered coffee…

A: Probability: The ratio of the number of favorable outcomes to certain event and total number of…

Q: Convert the decimal or whole number to a percent. 1.15 7 8

A: Converting from a decimal to a percentage is done by multiplying the decimal value by 100 and adding…

Q: A biologist looked at the relationship between number of seeds a plant produces and the percent of…

A: Here AS PER POLICY I HAVE CALCULATED 3 SUBPART PLZ REPOST FOR REMAINING PARTS