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The average mark of candidates in an aptitude test was 128.5 with a standard deviation of 8.2. Three scores extracted from the test are; 148, 102, 152. What is the average of the extracted scores that
answered
Mar 11, 2021
Mathematics
college
1
vote
44.0k
views
Solve the equation. –9x + 1 = –x + 17 x = –8 x = –2 x = 2 x = 8
answered
Jan 25, 2021
Mathematics
high-school
0
votes
72.8k
views
In Erica's class of 40 students, 45% of the students report that Art is their favorite subject. How many student
answered
Dec 18, 2020
Mathematics
middle-school
5
votes
34.3k
views
Read this excerpt from White Fang. But Lip-lip had lived his life in camp and had fought many puppy fights. Three times, four times, and half a dozen times, his sharp little teeth scored on the newcomer,
answered
Nov 9, 2020
English
high-school
0
votes
166k
views
1. What are reasons for prosperity during Georgia's antebellum period? Select all that apply. A. industrial growth** B. increased taxes on goods C. the invention of the airplane D. the availability of
answered
Aug 18, 2020
History
middle-school
3
votes
151k
views
Drag the tiles to the correct boxes to complete the pairs. The owner of a real estate agency is looking over the monthly commission earned by the top three brokers in the past month. She has calculated
answered
Jul 21, 2020
Mathematics
high-school
4
votes
164k
views
Listed below are the top 10 annual salaries (in millions of dollars) of TV personalities. Find the range, variance, and standard deviation for the sample data. Given that these are the top 10 salaries,
answered
Jul 8, 2020
Mathematics
college
1
vote
85.1k
views
which of the following will not disqualify your car from being used for the class E driving skills test
answered
Jun 1, 2020
Engineering
middle-school
3
votes
29.7k
views
Which of these best describes why mainstream media might be called more "accountable" or "responsible" for reports? A} Censorship prevents access to certain information and keeps the public safe. B} Events
answered
Nov 5, 2019
English
high-school
2
votes
189k
views
Cancer cells are anaplastic in that they "form backward" to an earlier de-differentiated state. the cells have nuclei that vary in size and shape, termed ___.
answered
Sep 26, 2019
Biology
high-school
3
votes
69.1k
views
Through (-6, 8); perpendicular to 9x + 5y = 66. Write the equation in y = mx + b form.
answered
Jun 20, 2019
Mathematics
high-school
4
votes
27.4k
views
Can someone help 1. how would you say you need to study for English class formal and informally in Spanish 2. how do researchers know that Tiahuanaco was an advanced civilization?
answered
Feb 25, 2019
Spanish
middle-school
6
votes
221k
views
A student placed a disk of filter paper in each of the following solutions: disinfectant 1, disinfectant 2, disinfectant 3, and distilled water. While the four disks were soaking in their respective solutions,
answered
Dec 12, 2018
Biology
high-school
5
votes
178k
views
What was George Washington's clever plan for the first battle fought in New Jersey?
answered
Dec 8, 2018
Social Studies
middle-school
2
votes
163k
views
Bill was asked to factor the expression below on a chapter test. His work is shown below. The last line is his answer. Which of the following statements about the answer Bill is providing is true? 6x^2+10x-4
answered
Nov 23, 2018
Mathematics
high-school
3
votes
212k
views
What is the equations of the quadratic function with a vertex (4, -4) and a point at (3, -6)?
answered
Aug 7, 2018
Mathematics
high-school
3
votes
93.2k
views
Which term best represents a tile floor without any overlapping or gaps? line angle point plane
answered
Jul 17, 2018
Mathematics
high-school
4
votes
84.8k
views
Daily menu for maths
answered
Jun 10, 2018
Mathematics
high-school
5
votes
79.0k
views
Lana wants to buy a books for $6.95. How can she pay for the book using only dollars, dimes, and nickels?
answered
Oct 18, 2017
Mathematics
middle-school
1
vote
61.6k
views
Nabta Playa is located where?
answered
Sep 18, 2017
Geography
high-school
6
votes
115k
views
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