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The average size of single-family homes in the U.S. is 2,390 square feet. A random sample of 100 homes in California yielded the mean of 2,507 square feet and the standard deviation of 257 square feet.
answered
May 30, 2021
Mathematics
college
0
votes
231k
views
Which benefit may result from using mental health services?
answered
May 10, 2021
Health
high-school
3
votes
193k
views
What is the density of the baseball? g/cm3
answered
May 1, 2021
Physics
high-school
2
votes
51.2k
views
Sally and Conrad were arguing over the difference between a transverse wave and a longitudinal wave. Sally said that mechanical waves could be either transverse or longitudinal. Conrad said that sound
answered
Mar 23, 2021
Physics
middle-school
2
votes
186k
views
Complete a write up about the elements in Ammonia and explain how the elements bounded to create the new substance.
answered
Mar 3, 2021
Chemistry
high-school
2
votes
59.9k
views
Which of the following does not reflect the fifth step of effective communication? a. using a graphic organizer in a presentation b. using medical jargon in a lecture about cancer c. using hand gestures
answered
Feb 19, 2021
English
high-school
5
votes
205k
views
Respuesta de x+y+3=0
answered
Jan 10, 2021
Mathematics
college
5
votes
196k
views
Which defines a biome as a desert? Question 15 options: a region of few or no trees annual rainfall less than 10 cm/yr area with no organic matter in soil rate of evaporation higher than precipitation
answered
Oct 19, 2020
Biology
middle-school
4
votes
208k
views
What is the factorization of the trinomial below -x^2-2x+48
answered
Sep 24, 2020
Mathematics
middle-school
5
votes
234k
views
Enter your answer in the provided box. The vapor pressure of ethanol is 1.00 x 10² mmHg at 34.90°C. What is its vapor pressure at 54.81°C? ( AH yap for ethanol is 39.3 kJ/mol.) mmHg
answered
Jul 15, 2020
Chemistry
college
5
votes
171k
views
A tow truck pulls a 500 kg car so that the car accelerates 2 m/s2. What is the net force on the car? 250 N 498 N 1000 N 502 N
answered
Mar 20, 2020
Physics
high-school
5
votes
102k
views
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