78% of the questions on a student's test were correct. There were 50 questions. How many of the questions were correct? questions
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A: From the Percentages
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Q: 11513 14 1288 12 10 13 15 15 12 17 17 18 16 13 6 20 14 9 15 16 12
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A: To determine the number of outcomes that are possible on a quiz with three true/false questions.
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Q: 20% of the 35 students in Mr. Box’s class enjoy eating broccoli. How many students like broccoli?
A: 20% of the 35 students in Mr. Box’s class enjoy eating broccoli.
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A: here n = sample size = 500 p = proportion of people like dog = 0.65
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A: From given : Total surveyed = 1000 Invested in stocks only = 700 - 300 (invested in both) = 400…
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Q: 7.) Explain WHY the answer below is incorrect for 16m = 4m +3 3-4m 16m ²-9 3-4m You would factor…
A: Topic = Algebra
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- Customers at an ice-cream shop took a survey. The results showed that 144 customers ratedthe shop as being “very satisfactory.” This number represented 45% of the total number ofcustomers who took the survey.What was the total number of customers who took the survey? A. 189 B. 65 C. 99 D. 320During a basketball practice mai attempted 40 free throws and was successful on 25% of them. How many successful free throws did she make?At an ice cream shop, 145 customers were surveyed about what flavor is their favorite. The results of the survey are in the table below. Favorite Flavor - Number Chocolate - 87 Vanilla - 40 Strawberry - 16 What percent of students surveyed chose Chocolate as their favorite flavor?
- If 66 subjects were studied and 21 expressed Opinion X, what percentage said Opinion X? Round to the nearest tenth percentage. Enter the numerical value only.Of the first 5 vehicles in the teacher’s parking lot last Tuesday, 2 of them were minivans. Based on this information, if there are 120 vehicles in the parking lot, how many would you expect to be minivans?Recently a community college offered a 2-credit course to help students with math anxiety. At the beginning of the course, each student took a 30-question survey (called MARS-S); the higher the score, the more anxiety experienced by the student. The nine students remaining in the class took the same survey at the end of the course. The before and after scores for each of the nine students who completed the course are shown below, student before after 1 72 69 66 52 3 83 71 97 85 95 61 78 45 95 56 8. 52 43 93 62 Compute the correlation between before and after scores for these students. (Assu conditions have been satisfied and round your answer to the nearest 0.001.) the correlation Question Help: D Video O Message instructor Submit Question 目 Cip Co %23 24 96 & 4. 5 7 8. 9.
- On a test, if 115 questions are answered and 41% of them are correct, what is the number of the answers?In a sample of 600 college students, 87.2% said they graduated from high school. How many of the students graduated from high school?In an opinion poll, 715 or 63% of people interviewed were opposed to the issue asked. How many people were interviewed?
- a multiple-choice test has 12 questions, with each question having five choices. In how many different ways can a student answer the 12 questions? With an explanation, please.How many outcomes are possible on a 3 question, multiple choice quiz (with 3 choices each per question)?if 40% of the students were boys, then what fraction were girls