which student is correct and why? Next O20Erik and David both got the same answer when they solved the problem below for x. However, the teacher graded their solutions differently. Whichstudent, if either, was correct? Why?Erik's SolutionDavid's Solutionx+72 + 144 = 180180 - 144 = 36; 180 – 72 = 108144x+ 216 = 180x+36 + 108 = 180216 - 180 = 36x+ 144 = 18072x = 36°- 144 = -144X = 36°YesThe114

Name: which student is correct and why? Next O20Erik and David both got the
Uploaded: 2024-03-20T07:07:37.000Z
Channel: Bartleby
Description: which student is correct and why? Next O20Erik and David both got the same answer when they solved the problem below for x. However, the teacher graded their solutions differently. Whichstudent, if either, was correct? Why?Erik's SolutionDavid's Solu

We know that the straight line makes an angle of 180 degree. So, y+72∘=180∘⇒y=108∘

Math

Algebra

Erik and David both got the same answer when they solved the problem below for x. However, the teacher graded their solutions differently. W student, if either, was correct? Why? Erik's Solution David's Solution x+72 + 144 = 180 180 - 144 = 36; 180 - 72 = 108 144 x+216 = 180 x+36 + 108 = 180 216 – 180 = 36 x+ 144 = 180 x= 36° - 144 = -144 I= 36

Erik and David both got the same answer when they solved the problem below for x. However, the teacher graded their solutions differently. W student, if either, was correct? Why? Erik's Solution David's Solution x+72 + 144 = 180 180 - 144 = 36; 180 - 72 = 108 144 x+216 = 180 x+36 + 108 = 180 216 – 180 = 36 x+ 144 = 180 x= 36° - 144 = -144 I= 36

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

See similar textbooks

Related questions

Q: Question 7 To help plan the number of meals to be prepared in a college cafeteria, a survey was…

Q: A motor corporation advertisement read, "The average person's I.Q. is 107. The average brown trout's…

A: Here, the claim of the test is, the brown trout's mean I.Q. is not four. This is representing in the…

Q: A survey was conducted to find out the number of people who liked orange juice out of the entire…

A: 1. 469 people liked both orange and apple juice: unbiased (just a piece of information, no…

Q: pick a sport and name two categorical variables and two numerical variables

A: A variable is said to be quantitative, if it can be measured on numeric or quantitative scale.…

Q: find the mean for the number of correct answers

A: A multiple choice test with 17 questions, each question has four possible answers, one of which is…

Q: In 2018, the Pew Internet & American Life Project asked 743 teens aged 13 to 17 several questions…

Q: According to the September 20, 1994, issue of Family Circle, 39% of Americans own guns for hunting,…

A: Calculate expected frequencies by multiplying proportion by 2000 as given below, Obs. Freq.(Oi)…

Q: Art Club Debate Team Book Club Total 9th graders 24 17 20 61 10th graders 27 22 15 64 Total 51 39 35…

A: A) Total number of students who chose Book Club = 35 Number of students who choose book club and…

Q: 2003, an organization surveyed 1,510 adult Americans and asked about a certain war, "Do you believe…

Q: Do you speak a second language? Do you play a musical instrument? results are summarized in the…

Q: . Determine the p-value and interpret its meaning. The p-value is enter

Q: What does the numbers mean in a 40;20;10; sequence or a 10;40;20; sequence? Is the 40, the number…

A: Given: The first sequence is: 40;20;10 The second sequence is: 10;40;20; We have to determine that…

Q: $274 randomly selected 50-year-old Americans were asked how much money they had saved for their…

A: Here the given information is $274 randomly selected 50-year-old Americans were asked how much money…

Q: a. A statistics class is made up of 18 men and 22 women. What percentage of the class is male? b. A…

A: We have to solve problems using formula P(event) = no. Of favorable outcomes / total outcomes

Q: Members of fraternities and sororities are required to volunteer for community service. Do…

A: The data is given as below.Brothers (x1)Sisters (x2)1315141884413816473194125912147748As the student…

Q: A test requires that you answer either part A or part B. Part A consists of 6 true-false questions,…

A: For part A :- 6 true - false questions with 2 choices for each , So total number of…

Q: What is P(senior)? What is P(not senior and not a business major)? What is P(senior or not a…

A: Given, business major (yes)business major (No)Totalsenior (yes)216889senior (no)178198Total38149187…

Q: You play a game by drawing a card from a standard deck then replacing the drawn card. If you draw a…

A: If a queen or a king is drawn then the winning amount is Php 500 If a Ace is drawn then the winning…

Q: 81 The Pepsi Challenge. "Take the Pepsi Challenge" was a famous marketing campaign used by the…

A: Given : number of success , x= 56.0 sample size, n = 100 Claim : more than half of all Diet…

Q: The test you conducted is one tail or tep tail

A: The given claim is, to test the mean BMI of US adults in the current year is lower than the mean BMI…

Q: A friend flips the same coin 250 times. He gets 110 heads and 140 tails. How likely is it that the…

A: We have to find the probability using binomial approximation to normal.

Q: What does "D" mean?

A: D is here domain of function which is subset of real numbers. In sequential criteria we have take…

Q: What is the wording in the context of this problem for the ry p-hat?

A: The p^ denotes the proportion calculated from the sample, it is the points estimated for the study.

Q: Describe about two tail test.

Q: A class took an English test and a Math test. The test scores of 25 students for both tests are…

A: Given: English Math 60 80 35 40 80 45 88 85 76 90 30 95 66 65 50 75 75 55…

Q: In hypothesis testing, what is a p value and how do I find it?

A: Concept of p-value:The p-value in hypothesis testing is the probability of obtaining a test…

Topic Video

Question

100%

which student is correct and why?

Next O
20
Erik and David both got the same answer when they solved the problem below for x. However, the teacher graded their solutions differently. Which
student, if either, was correct? Why?
Erik's Solution
David's Solution
x+72 + 144 = 180
180 - 144 = 36; 180 – 72 = 108
144
x+ 216 = 180
x+36 + 108 = 180
216 - 180 = 36
x+ 144 = 180
72
x = 36°
- 144 = -144
X = 36°
Yes
The
114

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 1 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

$Research Design Formulation$

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, algebra and related others by exploring similar questions and additional content below.

Similar questions

PLEASE EXPLAIN STEP BY STEP
A student who believes that his or her performance on tests is influenced by wearing a lucky hat is using the method of? A. Empiricism B. Faith C. Tenacity D. Authority
Students at Bell Middle school are allowed to wear two different colors of uniform shirts a survey of students at the school shows that a student is three times more likely to wear a red shirt than a white shirt if a classroom has 28 students how many students are likely to be wearing red and how many are likely to be wearing white
What should the parents conclude? Choose the best answer.
A parking lot contains 10 vehicles. One is a new electric car that has only three wheels. The other 9 vehicles have four wheels each. An eighteen-wheeled truck drives onto the parking lot. The median number of wheels for the vehicles in the lot now is ________ the median before the truck came. Select one: a. Smaller than b. Exactly the same as c. Larger than
You and your little sister decide to play a game of "ABC cup hunt". You take 26 cups and label each with a letter from A to Z. You place all of the cups upside down on a table but under one of the cups you place a chocolate frog. You know where the chocolate is but your sister does not. You ask your sister to choose the cup under which she thinks there is a frog. stal median hourly earnings by sex as reported by the Australian Bureau of statistics, cteristics of Employment, Australia, August 2021. 1 (a) What are the odds against your sister selecting the cup with the chocolate frog hidden underneath it? Your sister chooses a cup but you do not reveal what is underneath. Instead you overturn 24 other cups under which you know there is no frog. You then ask your sister if she wants to look under the cup she originally chose or if instead she would like to choose the final cup that remains upside down. She chooses to alter her choice and thus chooses to look under the other cup that…
c is wrong
Please give correct Answers and Answer both parts. A B 6.13 Taste test. Some people report that just one sip, they can detect the difference between a diet and a regular Coke. A researcher wanted to test this claim, so he chose 80 persons at random. He then filled 80 simple white cups with soda, half diet and half regular, and asked each person to take one taste from their cup and identify the soda as diet or regular based on a random assignment. The drink was accurately identified by 53 of the participants. (a) Do these data show that these folks are any better or worse at telling the difference between diet and regular soda than random guessing? (b) Explain the significance of the p-value in this context.
by which criteria?
On a 5 question multiple choice test there are five possible answers, of which one is correct. Find the mean of the number of questions students guess correctly. Find the standard error of the number of questions guess correctly.
The two-way table below reflects the responses from a group of middle and high school students regarding cell phones. What is the best interpretation of the number "25" in the table? would It be There are 25 people have a cell phone 25% of the people are 10 to 12 year old's Out of all 170 people surveyed, only 25 have a cell phone or There are 25 ten to twelve year old's that have a cell phone
would this be a one tail or two tail test?