Recent activity by David Collins

Recent activity by David Collins

Suppose that the recovery period, in days, for patients having back surgery is normally distributed with an unknown mean and standard deviation. The recovery period lengths of 39 randomly sampled back

answered Dec 3, 2024

1 answer 214k views

Explain the difference between the graphs of polynomial functions with a degree of 3 that have a positive leading coefficient and the graphs of those with a negative leading coefficient.

answered Sep 21, 2024

1 answer 208k views

Which of these medications is LEAST likely to be prescribed for the treatment of anxiety?

asked Sep 8, 2024

1 answer 76.2k views

A bacteria culture starts with 3000 bacteria. After 3 hours there are 48000 bacteria present. What is the length of the doubling period?

answered Aug 18, 2024

1 answer 94.7k views

Write a short introduction demonstrating that you understand the bacterial growth curve.

asked Aug 13, 2024

1 answer 28.7k views

Teenagers when they should stop drinking. A. tend to know B. have difficulty knowing C. ignore

asked Jul 9, 2024

2 answers 88.9k views

The watery, yellowish milk-like breast milk produced by the mammary gland the first few days after birth is called ___.

asked Jun 21, 2024

1 answer 67.4k views

Which entity undertakes the opposite side of every futures trade? a) The dealer b) The futures exchange c) The commodity producer d) The clearinghouse

asked Jun 10, 2024

1 answer 27.9k views

If bacteria lives, what color does the biological turn?

asked Jun 9, 2024

1 answer 209k views

Which detail best supports the inference that the king is afraid that his people will rise up against him? "They tell me you do not approve of the laws I make." © "Have they appointed you their champion?

asked Mar 23, 2024

1 answer 103k views

If two planets have the same mass, but one has four times the radius of the other, how will their escape velocities compare?

asked Mar 16, 2024

1 answer 41.2k views

What did Eli chambers do in order to survive? ( not football )

answered Dec 19, 2023

1 answer 203k views

What is 60% of 81? 24.3 32.4 48.6 56.7

answered Dec 8, 2023

2 answers 85.5k views

What does a CPU do? I dont want a full essay, just please summarize and keep it short.

answered Dec 2, 2023

1 answer 146k views

Jorge feels he gets plenty of exercise; however, his doctor wants him to meet at least the recommended exercise requirements of the Amer Heart Association. How can Jorge BEST meet these requirements? OA.

answered Oct 28, 2023

2 answers 221k views

I need help plz help thx

asked Oct 21, 2023

2 answers 211k views

Alex drives 65 miles per hour. How many miles does he drive per minute? (Round to the nearest tenth of a mile)

asked Sep 12, 2023

1 answer 52.1k views

What outcome of conflicts between groups in the west did the El Paso Salt War show? A. Mexican Americans often lost conflicts over land ownership in the Southwest. B. Native Americans would fight to preserve

asked Jun 21, 2023

2 answers 203k views

What are some examples of inherited traits?

asked May 11, 2023

1 answer 16.3k views

Need some help!! I think I got first answer done.

asked Apr 12, 2023

1 answer 88.4k views

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