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A random variable X has a mean of 10 and a standard deviation of 3. If each value of X is multiplied by 2, what will the new mean and standard deviation be?
asked
Apr 3, 2020
Advanced Placement (AP)
high-school
1
answer
3
votes
201k
views
What became of the earth when Demeter plunged into mourning over the loss of her daughter
asked
Jan 8, 2020
English
middle-school
2
answers
0
votes
423
views
In the reaction of 2.4 g of carbon and 4.9 g of oxygen,how many grams of carbon dioxide are produced
asked
Dec 19, 2019
Chemistry
middle-school
2
answers
4
votes
40.6k
views
In the southern states, planters did not like tariffs because they sold most of their ___________ to Europe and bought their tools from there as well. Southerners believed the protective tariff was something
asked
May 19, 2019
History
middle-school
1
answer
1
vote
224k
views
I need help with physics please help me!
asked
May 6, 2019
Physics
middle-school
1
answer
1
vote
156k
views
Find the Area and Perimeter!
asked
Apr 4, 2019
Mathematics
high-school
1
answer
0
votes
181k
views
Angela and you are painting a room. Angela has 2 1/2 gallons of blue paint and Ryou has half as much white paint. It will take 2 3/4 quarts to cover each wall. If each wall is painted only one color, how
asked
Mar 16, 2019
Mathematics
college
1
answer
5
votes
216k
views
Which disease is caused by being exposed to a fungus
asked
Feb 20, 2019
Health
college
1
answer
5
votes
54.6k
views
Drey makes $10 an hour plus $15 an hour for every hour of overtime. Overtime hours are any hours more than 40 hours for the week. Part A: Create an equation that shows the amount of wages earned, W, for
asked
Dec 11, 2018
Mathematics
high-school
1
answer
5
votes
194k
views
A(n ______ allows a user to specify a task without specifying how the task will be accomplished
asked
May 11, 2018
Computers and Technology
high-school
1
answer
4
votes
8.5k
views
In the 1990s, as military leadership changed in west and central africa, _____. the economy became much healthier democracy gradually developed rebel groups incited violence the public demanded a dictatorship
asked
Apr 9, 2018
Geography
high-school
2
answers
2
votes
212k
views
Read the sentence. The uncle decided it would be superfluous to give his nephew another toy when the youngster already had so many. What does superfluous mean? generous unkind unneeded wise
asked
Mar 25, 2018
English
high-school
2
answers
2
votes
98.8k
views
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