The table below shows the number of students from different classes of two schools who participated in a group dance:
School A 24 21 23 22 22 21 20 23 22
School B 5 3 2 5 20 12 3 4 3
Part A: How can you use box plots to compare the median and interquartile range of the data? Write the minimum value, first quartile, median, third quartile, and interquartile range for the two sets of data. (5 points)
Part B: Are the box plots symmetrical in shape? Justify your answer. (5 points)
The table below shows the number of hours high school students of different cities of two states spend on outdoor activities each week:
State A 17 3 15 12 14 21 18 3 16
State B 14 12 10 13 15 14 12 15 11
Part A: Why is the histogram for State A different in shape, center, and spread than the histogram for State B? (5 points)
Part B: In which state did the students spend more average time on outdoor activities? Justify your answer. (5 points)
A company did a survey among 100 customers to find their favorite color for cars. The customers were asked about their preferences for black or red cars. Out of the total 32 people who liked black cars, 12 liked red cars also. There were 25 people who liked red cars.
Part A: Summarize the data by writing the values that the alphabets A to I in the table below represent. (5 points)
Like black car Do not like black car Total
Like red car A B C
Do not like red car D E F
Total G H I
Part B: What percentage of the total people did not like either red cars or black cars? (3 points)
Part C: Do the people surveyed have more dislike for red cars than black cars? Justify your answer. (2 points)
A student is assessing the correlation between the average number of hours of playing video games in a week and average score on a math test for the students of a class. The table below shows the data:
Number of hours of playing video games
(x) 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5
Score on math test
(y) 90 88 86 84 82 80 78 76 74 72
Part A: Is there any correlation between the average number of hours of playing video games in a week and average score on the math test for the students of a class? Justify your answer. (4 points)
Part B: Write a function which best fits the data. (3 points)
Part C: What does the slope and y-intercept of the plot indicate? (3 points)
George has found a relationship between the number of trees in an orchard and the number of species of birds found in the orchard. The table below shows the data collected by George:
Number of trees
(x) 100 200 300 400 500 600 700 800 900
Number of birds
(y) 51 101 151 201 251 301 350 400 450
Part A: What would most likely be the number of birds in the orchard if there are 284 trees? (3 points)
Part B: Predict a possible correlation coefficient for the data in the table and explain why you think your prediction is a good value for the data. (4 points)
Part C: George says that if water sources are provided in the orchard, the bird population would increase. Is this an example of correlation or causation? Justify your answer. (3 points)
Last Completed Projects
| topic title | academic level | Writer | delivered |
|---|
Are you looking for a similar paper or any other quality academic essay? Then look no further. Our research paper writing service is what you require. Our team of experienced writers is on standby to deliver to you an original paper as per your specified instructions with zero plagiarism guaranteed. This is the perfect way you can prepare your own unique academic paper and score the grades you deserve.
Use the order calculator below and get started! Contact our live support team for any assistance or inquiry.
[order_calculator]