if i have a 73.8 average in math, and I get a 30% mark in my last test, what we

Q: if a test is weighted at 25% and I make a 55 on the test with my current grade being a 82, would is…

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Q: The failure rate for taking the bar exam in Philadelphia is 41%.  If 375 people take the bar exam,…

A: Given that, The failure rate for taking the bar exam in Philadelphia is 41%  i.e. probability, p =…

Q: How many adults were questioned? What percentage of the adults questioned had 5 children?

A: The given bar graph represents the number of children the adults have in their families. From the…

Q: How many students passed all three exams?

A: here from given information define events and draw venn diagram  student fail in math(algebra) = M…

Q: About 25% of the population watches the evening television news coverage as well as the soap operas.…

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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: At a local Dunkin’ Donuts, a survey showed that out of 1,090 customers eating lunch, 327 ordered…

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Q: A soccer team won 24 of 36 games in the first season. If the team had the same ratio of wins to…

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Q: If 90% of the athletes who test positive for steroids in fact use them, and 10% of all athletes use…

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Q: If erwan owns 120 books of which 70% are fantasy and Julie has 80 books of which 25% are fantasy.…

A: Given, Erwan has 120 books of which 70% are fantasy books, and Julie has 80 books out of which 25%…

Q: The 1994 Northridge, California earthquake measured about 5,011,000 times as intense as a 0-level…

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Q: A birthday party host plan for 20 people, but 17 actually attended. What is the percent error?

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Q: A telecommunications company conducted a survey about cell phone companies. Of 1800 randomly and…

A: given  x = 1275 preferred AT&T to Sprint n =Of 1800 randomly and independently selected people…

Q: A recent study of young executives showed that 30 percent run, 20 percent bike and 12 percent do…

A: Note: Hi there! Thank you for posting the questions. As there are several independent questions,…

Q: A company took a survey about its new product. 7,200 people liked the new product and 800 people did…

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Q: What would be the percentage of 20 out of 21 faculty members being funded of a salary totaling…

A: We have to divide 20 by 21 and then multiply by 100 to find percentage

Q: (d) If the bottom 10% of students will fail the test, what is the lowest mark that a student can…

A: Given that, the mean value is μ=75 and standard deviation σ=15. It is known that, the formula for…

Q: . The Smith family went to dinner at a restaurant and had a total bill of $ 120. If they left a tip…

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Q: The scores on a statewide chemistry exam were normally distributed with ?=73.08 and ?=6. Gabriela…

A: Given data isMean(μ)=73.08standard deviation(σ)=6

Q: Brocksden Corporation had 2,700 shirts on January 1st, and it has 765 shirts left by March 31st. How…

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

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Q: Juana took a English ACT exam involving 30 reading and 20 writing questions. She got 80% of the…

A: Given: Number of reading questions=30 Number of writing questions=20 Now, Number of questions she…

Q: In 2015, the median family income in the United States was $66,650. (Source: U.S. Census Bureau) If…

A: Given information Median family income = $66650 90th percentile for 2015 four-person family income…

Q: On four exams,Wallace's grades were 79,93,91 and 68. what grade must he obtain on his fifth exam to…

A: Let Wallace's grade in the 5th exam be x.

Q: in the highest 2.5 percent eat?  What is the z-score

A: Given that 2.5% of the highest area present in the data. That is, P(Z>z)=2.5%=0.025…

Q: What percentage of people are men who like movies?

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Q: A 250 gaming system is discounted by 25 percent . It was then discounted another 10 percent because…

A: Here we calculate the cost on each discount.

Q: In a recent survey of 180 people who drink coffee or tea, it was found that 137 drink coffee and 74…

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Q: All of the 1,020 students at a local high school must enroll in a foreign language course. If 269…

A: The detailed solution is given in the next step.

Q: At a local Dunkin'donuts, a survey showed that out of 1280 customers eating lunch, 640 ordered…

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Q: One half of the fifth grade class belong to an after school club and one third of those students…

A: Given After school club = 1/2 of total Math club = 1/3 of after school club

Q: Out of 1000 people surveyed, 850 said they like chocolate.  What proportion of people surveyed said…

A: Given: The total number of people surveyed is 1000 850 people said they like chocolate We have to…

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: In a sample of 169 students, 16 said they have donated blood. What percent of the students have…

A: Given that, In a sample of 169 students, 16 said they have donated blood.

Q: a survey showing the popularity of the current governor gives an approval rating between 42% and…

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Q: What percent of students preferred iced tea?

A: Total number of students = (840+390+830+510+430) = 3000 Number of students who preferred iced tea =…

Q: .A recent news program reported that the presidential approval rate was 51% with a margin of error…

A: A recent news program reported that the presidential approval rate was 51% with a margin of error of…

Q: A survey of 1104 adults nationwide asked, what irks you most about the actions of other motorists?…

A: Percentage is the ratio of people responded tailgators to the total people surved.

Q: According to the U.S. Department of Labor, the median annual salary in 2003 for a physical therapist…

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Q: According to the U.S. Department of Labor, as of May 2009 the median annual salary for a physical…

A: Assume X be the random variable representing the annual salary of a physical therapist (in dollars).…

Q: Among survey respondents who thought the economy was getting better, what fraction were Republicans?…

A: Instruction : "I only need help with the last 2 please" Given : Total respondents  =651

Q: Suppose that the result of a public opinion poll shows that just 10% of people would be willing to…

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Q: If the proportion of Hs is .45 out of 50 flips, what is the p-value? Round to three places.

A: We have given that Sample proportion =0.45 Sample size (n)=50 flips  Population proportion p=0.5…

Q: In 2015, the median family income in the United States was $66,650. (Source: U.S. Census Bureau) If…

A: It is given that, In 2015, the median family income in the United States was $66,650. If the 90th…

Q: In a city of 72,000 people, there are 27,000 people under 25 years of age. What percent of the…

A: The formula for percentage is, Perecent of Population=Population under 25 year ageTotal…

Q: If the proportion of Hs is .25 out of 200 flips, what is the p-value? Round

A: Here proportion of head in fair coin should be 0.5 So take hypothesis with proportion p is 0.5 or…

Q: The percentage of workers who do not carpool to work this year was 95%, up 12% from last year. What…

A: The percentage of workers who do not carpool to work this year was 95%, up 12% from last year.what…

Q: If 6units get 50% and 50units get 25%, how much percentage does 27 get?

A: If 6units get 50% and 50units get 25%, how much percentage does 27 get?