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Answers by Dietrich

Answers by Dietrich
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For a discrete random variable that takes a value of 8 with probability .75 and a value of -4 with probability of .25, what is the expected value and what is the variance
answered Mar 31, 2022
2 votes
157k views
Write the balanced chemical equation for the reaction between aqueous sodium carbonate and aqueous nitric acid.
answered Mar 1, 2022
4 votes
59.7k views
The balance sheet of Messi Services included the following shareholders' equity section at December 31, 2018: ($ in millions) Common stock ($1 par, authorized 200 million shares, issued and outstanding
answered Nov 13, 2021
3 votes
1.4k views
Gavin goes to the market and buys one rectangle shape board. The length of the board is 16 cm and width of board is 10cm . If he wants to add a 2cm wooden board around the board, what will be the area
answered Aug 17, 2021
7 votes
204k views
What percent of the rectangle below is shaded?
answered Jun 11, 2021
0 votes
147k views
A bag has 5 yellow marbles, 3 red marbles, and 2 blue marbles. Quinn randomly picks a marble from the bag and returns it before another is picked. How many times would Quinn expect to pick a blue marble
answered Jun 11, 2021
2 votes
70.7k views
During which phase of the moon does a lunar eclipse occur?
answered Jun 9, 2021
4 votes
201k views
What's the difference between the clothes Hester makes for herself and the clothes Hester makes for her baby?
answered Apr 20, 2021
1 vote
166k views
One pyruvate will produce ______. A) 1 carbon dioxide waste molecule B) 1 ATP molecule C) 1 NADH molecule that moves to the electron transport chain D) 4 NADH waste molecules
answered Mar 14, 2021
5 votes
192k views
Express 4/5 in a) percentage b) decimal c)decimal​
answered Feb 24, 2021
5 votes
111k views
Does your body get all of it's energy from the sun? Explain.
answered Feb 20, 2021
2 votes
213k views
Lin manages a team of business consultants. During a meeting, Jack, a senior business consultant, puts forth a new idea to tackle with the insufficient infrastructure at the work place. Lin applauded Jack
answered Oct 27, 2020
4 votes
47.9k views
In the Declaration of Independence, Jefferson refers to natural rights as
answered Sep 11, 2020
2 votes
39.1k views
1/4k = 3 (-1/4k + 3)​
answered Sep 3, 2020
3 votes
86.1k views
the length of a rectangle is 5 minutes longer than its with if the perimeter of the rectangle must be at least 34 units what are the possible lamps of the rectangle right in any quality to represent the
answered Mar 18, 2020
3 votes
194k views
What are five skills that you need in any career field?
answered Feb 17, 2020
3 votes
15.7k views
Negative 1 times 4 over 5
answered Dec 30, 2019
1 vote
127k views
Which of the following statement is true A. There is more water earth now there was millions of years ago B. There is less water on earth then there was millions of years ago C. There is no way to tell
answered Dec 25, 2019
2 votes
20.1k views
The following sentence uses which principal part of the verb? He is swimming in the deep end of the pool.
answered Aug 13, 2019
4 votes
31.4k views
Which expression is equivalent to −1/12x−1/3 ? 1/12(−x+4) 1/12(−x−4) 1/12(−x−1/4) 1/12(−x−1/3)
answered Feb 19, 2019
0 votes
229k views
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