Recent activity by ChuNan

Recent activity by ChuNan

The mean score of a batch of students for the midterm exam was 78.2, and the standard deviation was 15.8. The batch's mean score on the final exam was 81.3, with a standard deviation of 4.5. Based on these

answered Dec 17, 2024

1 answer 175k views

Neurons contain _________, which can receive signals from other neurons. a) Axons b) Dendrites c) Synapses d) Myelin

asked Dec 3, 2024

1 answer 183k views

Who is the speaker? Macbeth sees the 4th apparition. What is this person seeing? (Be sure to include all)

answered Dec 2, 2024

2 answers 163k views

How many days will it take for a sample to decompose to 0.75% of it's original amount?

answered Dec 1, 2024

1 answer 200k views

A quantity with an initial value of 790 decays continuously at a rate of 35% per week. What is the value of the quantity after 28 days, to the nearest hundredth?

asked Oct 28, 2024

1 answer 68.1k views

Consumers are paying record amounts of fees for overdrawing their bank accounts. In 2007, banks, thrifts, and credit unions collected $44.9 billion in overdraft fees, which is $14.4 billion more than in

answered Oct 18, 2024

1 answer 81.5k views

Groups of muscles supplied by a single nerve root are called: A. Myotomes B. Dermatomes C. Motor units D. Neuromeres

answered Sep 21, 2024

1 answer 159k views

Find the surface area of the cube shown below. a. 625 cm2 b. 1121 cm2 c. 726 cm2

answered Sep 4, 2024

2 answers 64.9k views

PLEASE HELP ANSWER QUICK 55 POINTS RIGHT ANSWERS ONLY :)

asked Aug 25, 2024

2 answers 20.9k views

Helpppppppp pleaseee fastttt

asked Jul 2, 2024

2 answers 114k views

What is the thinnest film of MgF2 (n = 1.39)on glass that produces a strong reflection for light with awavelength of 490 nm?

answered May 18, 2024

1 answer 105k views

A very excited dog is happy to greet the mailman AGAIN to get his treat. The dog runs back and forth along the fence: 50 ft to the left, then runs 30 ft to the right, then 70 ft to the left, and 40 ft

answered Apr 30, 2024

1 answer 39.7k views

A chemist adds 160.0 mL of a 9.7 x 10⁻⁴ magnesium fluoride (MgF₂ ) solution to a reaction flask. calculate the mass in milligrams of magnesium fluoride the chemist has added to the flask. round your answer

answered Apr 29, 2024

2 answers 15.1k views

What is the other endpoint of the segment with a midpoint of (-3,4) and one endpoint at (-7,6)?

answered Feb 13, 2024

1 answer 170k views

The use of ultrasound to produce a picture of the structure of the heart is called: a) Echocardiography b) Electrocardiography c) Angiography d) Radiography

asked Jan 26, 2024

1 answer 4.5k views

What is one similarity between dna sequencing and rna sequencing? what is one difference

asked Jan 25, 2024

1 answer 169k views

Can anyone help me please

asked Oct 22, 2023

1 answer 184k views

Reseña literaria de el cuento “El gato negro” por Edgar Allan Poe

answered Oct 9, 2023

1 answer 116k views

Jackie deposits $325 in an account that pays 4.1% interestcompounded annually. How much money will Jackie have in heraccount after 3 years?

answered Sep 30, 2023

1 answer 197k views

I’m confused:)))))))

answered Aug 8, 2023

1 answer 7.4k views

Search QAmmunity.org