Of 60 patients treated with a certain medication, 24 showed no improvement. What percent of patients improved? 60% 40% 36% 24% 0000

Q: The salesforce at a certain company successfully closed 94 out of 200 sales calls. What was their…

A:

Q: In a large data set, the 49th percentile is 523 and the 71st percentile is 675.  About what…

A:

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: Angela took a general aptitude test and scored in the 88th percentile for aptitude in accounting.…

A: Given that Angela took a general aptitude test and scored in the 88th percentile for aptitude in…

Q: In a survey 500 adults were interviewed, 150 said they had early medical checkup. Find the 95% for…

A: Givensample size(n)=500No.of adults said they had early medical checkup(x)=150p^=xn=150500=0.30

Q: A survey of 225 residents of a neighborhood indicates that 135 of them are in favor of having a…

A: Given, total residents = 225 135 are in favor of block party.

Q: If the number of respondents in the study was approximately 44,947, estimate how many stated that…

A: answer is below

Q: A librarian surveyed students checking out library books.  He asked each student how many books…

A: Solution Given the data shows the number of books read by students per week.

Q: 13. If 27 out of 30 people passed a driving test, what percent failed?

A: Given Total people = 30 Passed people= 27 So ,failed people= 30-27 = 3

Q: 1980 alcohol consumption per capita in the United States? (Round to the nearest percent.)

A: Given: The data given is as follows Australia 9.7 Austria 11.1 Belgium 11.5 Canada 7.6…

Q: . In Exton School, 60% of the boys play football and 36% of the boys play ice hockey. Given that40%…

A: Let us define the events as, A: Boys who play football.B: Boys who play ice hockey. From the given…

Q: what are the percentages of each individual fruit?

A: What are percentage of each individual

Q: Angela took a general aptitude test and scored in the 86th percentile for aptitude in accounting.…

A: Percentiles:If the elements in the data set are arranged in ascending order of magnitude, then the…

Q: What percentage of the people who worked were males?

A: men women total work 15 23 80 not work 23 28 51 total 38 93 131 What percentage of the…

Q: We made a survey with the number of people in a household and the number of times they get sick…

A: Solution: Let x be the number of people in a household  y be the number of times they get sick in a…

Q: Angela took a general aptitude test and scored in the 92nd percentile for aptitude in accounting.…

A: In the question given, Angela has scored in the 92nd percentile for aptitude in accounting.

Q: Angela took a general aptitude test and scored in the 84th percentile for aptitude in accounting.…

A: Obtain the percentage of the scores that were at or below her score. From the information, given…

Q: Angela took a general aptitude test and scored in the 85th percentile for aptitude in accounting.…

A: A percentile can be defined as the value below which a certain percentage of values fall for a set…

Q: What percent of the schools have an acceptance rate below 15%? O a) 1% O b) 4% 12% O d) 16%

A: The number of values corresponding to a class or observation is defined as the frequency of that…

Q: Consider a survey in which 1000 people are asked “How often do you go to the dentist?”  The variable…

A: Given: Number of people that have been involved in the study = 1000

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: In a school band of 24 students, 9 students play brass instruments. What percent of the members pla…

A:

Q: In a class of 10 students, James got 3rd position from the lowest. What is his percentile rank?

A: Given data: In a class of 10 students, James got 3rd position from the lowest. To find: What is his…

Q: if 540 people preferred walking and 900 people were surveyed how many people preferred running.

A: Given,    People preferred walking = 540 people surveyed are 900.   Calculations,    900 - 540 = 360

Q: A survey asks: Which online services have you used in the last month: - Twitter Facebook - Have used…

A:

Q: The chart shows the percent of people that use each different type of browser. If 8,000 people were…

A: To Determine: how many selected chrome? Given: we have 8,000 people were surveyed. Explanation: we…

Q: of the population have high school scores less than 77?

A:

Q: Angela took a general aptitude test and scored in the 83rd percentile for aptitude in accounting.…

A: Solution: From the given information, Angela scored in the 83rd percentile for aptitude in…

Q: Which student has a larger

A: We have given the data of Sarah and. Elaine

Q: A survey of 1179 adults nationwide  asked what irks you most about The actions of other Motorist"The…

A: Given: Number of People surveyed=1179 People voted for tailgater=796 To find: Percentage(x).

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

A: HerecI HAVE COMPLETED ENTIRE TABLE JUST FOR YOUR INFORMATION

Q: What proportion of the general population has an IQ of 70 or less?

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

Q: if you answer 36 problems correctly on a 42 question test what percentage of the problems did you…

A: if you answer 36 problems correctly on a 42 question test what percentage of the problems did you…

Q: In a pharmaceutical company, the proportion of injection bottles found defective were 0.2, 0.1, 0.8,…

A:

Q: A random sample of students was surveyed and asked to list their grade level and whether or not they…

A:

Q: Approximately what percent of students own somewhere between 30 and 50 CDs? O 50% O 4% O 20% O 25%

A: It is given that the statistical five number of summary of the number of CDs owned as reported by…

Q: what percentage of the women did not work?

A: men women total work 15 23 80 not work 23 28 51 total 38 93 131 percentage of the women…

Q: Below are the scores that students get from a 50-item online assessment. Compute for the passing…

A: Question1 solved in step2 and Question2 solved in step3

Q: What is the percentile for a person that has taken 16 courses? (Your answer should be a %, such as…

A: Percentiles can be calculated using the formula  n = (P/100) x N, where P = percentile, N = number…

Q: class YES NO Undecided freshman 48 21 11 sophomore 34 52 What proportion of those surveyed were…

A:

Q: Find the probability of selecting either a non-smoker or a woman when you select a person at random…

A:

Q: What is the percent of people who are left handed? (Round to the nearest whole percent) Gender…

A:

Q: The scores on a statewide math exam were normally distributed with ?=74 and ?=8. What proportion of…

A: GivenMean(μ)=74standard deviation(σ)=8

Q: Given the data below; 320,332,339,343,345,348,351,352,364,376. a) find the mode.

A: We have to find mode of data.

Q: Practice questions for a textbook are marked with difficulty levels of easy , intermediate , and…

A:

Q: Given μ=25and σ=4.8,what would be the x-value for the twenty-fifth percentile?

A:

Q: Marshall took the SAT ( μ=1010,σ=200) and had a raw score of 950. What was his z-score? What was…

A: Given data,  μ=1010 σ=200 Raw score X=950

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

Q: D. 60 percent of all children spend at least how many hours per day unsupervised? hours.

A: Given that  X ~ N ( μ =  3 , σ = 1.5 ) μ = 3  , σ= 1.5 Formula for Z-score Z = ( X - μ ) / σ