In your biology class, your final grade is based on several things: a lab score, scores on two major tests, and your score on the final exam. There are 100 points available for each score. However, the lab score is worth 23% of your total grade, each major test is worth 21%, and the final exam is worth 35%. Compute the weighted average for the following scores: 95 on the lab, 67 on the first major test, 72 on the second major test, and 76 on the final exam.

Q: Al gave correct answers to 47 of the 50 questions on the driving test . What percentage of the…

A: We can give the correct answer in the below st

Q: You just took the GRE (in preparation for graduate school) and received a total score in the 98th Is…

A: Percentiles are used to measure position of a data.

Q: At the end of the term,a student has an 81% homework average and a 55% quiz average. According to…

A:

Q: A group of college DJs surveyed students to find out what music to play for their upcoming party.…

A:

Q: Mark and Don are planning to sell each of their marble collections at a garage sale. If Don has 3…

A: Let Mark has x number of marble Given that Don has 3 more than 4 times the marble Mark has.…

Q: As an economics class project, Debbie studied a random sample of 14 stocks. For each of these…

A:

Q: The 12 members of the math department raised $1536 for charity in total. The 8 members of the…

A: GivenThe number of individuals who raised charity from Math department =12 The total amount of…

Q: The infamous Gillette ad has 1.55 million “dislikes” on YouTube, making it the 26th most disliked…

A:

Q: John made 84 baskets out of 200 shots during the season up until tonight's basketball game. He…

A: Given that John made 84 baskets out of 200 shots during the season up until tonight's basketball…

Q: seventeen percent of the plants in the greenhouse are broad leaf plants and the rest are grasses.…

A: Given, that there are broad leaf plants and grasses are in greenhouse, where 17% of the plants in…

Q: Jackie and Angel both took exams last week. Jackie scored a 82 while Angel scored a 77. The mean and…

A: It is given that For JackieMean = 91SD = 3 For AngelMean = 80SD = 2

Q: Alex is 80th in his class of 320 students. What is his percentile rank in class?

A: Data given p=80, n=320

Q: jack makes 60% of the free throws he shoots. If he shot 15 shots, how many free throws would you…

A: According to the question, it is given that: Jack makes 60% of the free throws. So, as many throws…

Q: Of the 328 patients that completed the survey last year, 211 of them claimed to be returning…

A: Given: 328 patients completed the survey 211 patients returning

Q: Carla has three test scores 84,90and 86. There is one more test during the semester.She wants to…

A:

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: Ms. Eisenman wanted to know her average student’s score on the most recent chapter test and what…

A: Ms. Eisenman wanted to know her average student’s score on the most recent chapter test and what…

Q: "Save today by switching to SOAR!" is the slogan for SOAR, a cell phone service provider. Logan…

A: Farmula used Standard error=σ/√n Given  n=75, x̄=sample mean=$19.03, standard deviations=σ=$4.71

Q: Time required for the production of the twelfth 787:

A: Given that, Time taken by Boeing to produce the sixth 787 jet = 28718 hours                   The…

Q: Maryam scored an 8 out of 10 on her spelling test one week. The next week, her score decreased by…

A: The objective of this question is to find out Maryam's score for the second week after it decreased…

Q: 30% of Grandpa Neil's stamps have images of flags on them. If he has 75 flag stamps, how many stamps…

A: In question, Given that 30% of Grandpa Neil's stamps have images of flags on them. If he has 75 flag…

Q: In Music, Linda scored 70%, and her score was at the 85th percentile.  In Art, Linda scored 95%,…

A: It is given that the stated person's scores (in percentage) in Music and Art are 70% and 95%…

Q: In your biology class, your final grade is based on several things: a lab score, scores on two major…

A: given data    weightage(w) score(x) lab score 0.21 99 major test 1 0.22 88 major test 2…

Q: Brianne spent the summer touring Canadian cities. She spent 4 nights in a hotel in Montreal at $158…

A: Brianne spent 4  nights in a hotel in Montreal at , 2 nights in a Toronto hotel at , 1 night in…

Q: Oxnard College reports your GPA on a 4.0 scale. The "4" in the 4.0 GPA scale is equivalent to an A,…

A: given data  grade score A 4 B 3 C 2 D 1 F 0   scores in course: A in a 4 units Math…

Q: A researcher is interested in determining if sleeping more hours the night before an exam will…

A: It is wanted to be determined by the researcher whether sleeping more hours the night before a test…

Q: An article in the Archives of Internal Medicine reported that in a sample of 224 men, 73 had…

A: Here 224 men and 232 women are selected randomly. 73 of the men had elevated cholesterol levels,…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.