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The table below shows the probability distribution of a random variable P(Z) -16 0.17 -15 0.53 - 14 0 -13 0.2 -12 0.1 Vhat is the expected value of Z? write your answer as a decimal
answered
Dec 28, 2023
Mathematics
college
4
votes
216k
views
A fish is swimming at a constant rate toward the ocean floor. The equation y = -7x -3 can be used to represent this situation, where y is the depth of the fish in meters below sea level and x is the number
answered
Dec 22, 2023
Mathematics
college
4
votes
6.4k
views
Fish must have oxygen in the water to survive. How would a decrease in oxygen affect the fish in the aquarium? The number of fish would increase. The number of fish would decrease. The variety of fish
answered
Nov 10, 2023
Social Studies
middle-school
6
votes
16.9k
views
An ant is located half a meter from the bottom of a wall. When she aims the top of the wall, the angle of inclination becomes 60 °. Calculate the height of the wall H.
answered
Aug 29, 2023
Mathematics
college
3
votes
22.5k
views
What is 3/2^2 equal to
answered
Mar 25, 2023
Mathematics
college
6
votes
111k
views
A researcher changes the DNA in a soybean plant so that it produces offspring with a resistance to weed killer. Which best describes this scenario?
answered
Feb 9, 2023
Medicine
high-school
13
votes
173k
views
What school did Holden attend when Allie died?
answered
Jan 9, 2023
English
high-school
4
votes
207k
views
HELP! Need to finish this or my dad will go nuts.
answered
Jan 3, 2023
Mathematics
high-school
12
votes
19.0k
views
escribiendo tres características que definen cada una de las propiedades del sonido que ahí aparecen altura o tono duración intensidad timbre
answered
Jun 24, 2022
Arts
high-school
4
votes
3.8k
views
In "The Cay"What effect did the episode with the SS Empire Tern have on Philip
answered
May 12, 2022
English
college
5
votes
146k
views
Which of the following are electromagnetic waves?
answered
Mar 8, 2022
Physics
high-school
6
votes
132k
views
A rectangular prism has a length of 11cm, a height of 20cm, and a width of 10cm. What is its volume, in cubic cm?
answered
Jan 8, 2022
Mathematics
high-school
0
votes
218k
views
Pls help no one has give me the right answers and it is due tmrw. The question is to fill in the blanks not to translate the sentence.
answered
Jan 7, 2022
Spanish
college
12
votes
179k
views
What social problems do Americans face today
answered
Nov 23, 2021
History
college
3
votes
234k
views
Please help ASAP! Thank you :) The earth's orbit is oval in shape. Explain how the magnitude of the gravitational force between the earth and the sun changes as the earth moves from position 'A' to 'B'
answered
Oct 4, 2021
Physics
high-school
2
votes
168k
views
Which passage from the text most clearly explains why Wordsworth chose to depict rural life in his poems?
answered
Jun 12, 2021
English
college
4
votes
234k
views
When do you add a ‘e’ and a ‘s’ to a word to make it plural?
answered
May 26, 2021
English
middle-school
0
votes
7.7k
views
What is 0.8 1/10 of?
answered
Apr 13, 2021
Mathematics
high-school
3
votes
109k
views
Factor this expression completely -3x-12
answered
Jan 11, 2021
Mathematics
middle-school
5
votes
140k
views
Which is/are factors that affect blood alcohol concentration (BAC) A. gender B. Body weight C. percentage of body fat D. all of the above
answered
Jan 11, 2021
Health
college
3
votes
213k
views
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