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1. In a batch of 10 items, we wish to extract a sample of 3 without replacement. How many different samples can we extract? 2. Let X and Y be independent random variables. Suppose the respective expected
answered
May 7, 2021
Mathematics
high-school
3
votes
149k
views
Eleana and her grandfather both had birthdays last week. • The sum of their ages is 100 years. • Her grandfather's age is 4 times Eleana's age. How old is Eleana and her grandfather?
answered
Feb 18, 2021
Mathematics
middle-school
3
votes
43.8k
views
What point do all graphs of the form y = a* where a 0 have in common? A. (0,1) B. (1,0) C. (1, 1) D. (0,0)
answered
Jan 7, 2021
Biology
middle-school
4
votes
55.3k
views
Does anyone know this??? Pls help.
answered
Dec 25, 2020
Mathematics
middle-school
2
votes
63.9k
views
Locate the infinitive. Since it is used as a noun, determine its noun use. Her ambition is to swim gracefully. Infinitive: Use:
answered
Nov 25, 2020
English
middle-school
5
votes
201k
views
Select the correct answer. Which equation, when solved, gives 8 for the value of x? DICT A. 5/2x + 7/2= 3/4x+14 B. 5/4x - 9= 3/2x -12 c. 5/4x -2 = 3/2x- 4 D. 5/2x - 7 = 3/4x + 14
answered
Aug 20, 2020
Mathematics
high-school
5
votes
58.5k
views
Pharoah Company had the following account balances: Sales revenue $ 447000 Cost of goods sold 228000 Salaries and wages expense 29500 Depreciation expense 62500 Dividend revenue 12700 Utilities expense
answered
Jan 31, 2020
Business
high-school
6
votes
70.5k
views
Use the distributive property to express 40+ 64
answered
Sep 13, 2019
Mathematics
middle-school
5
votes
125k
views
What was a cause of the Cold War? Question 1 options: Soviet fears of Western world domination Establishment of the Warsaw Pact formation of NATO construction of the Berlin Wall
answered
Jul 3, 2019
History
middle-school
4
votes
180k
views
I need to know what to fill the blanks with ???????
answered
Feb 14, 2019
Mathematics
middle-school
3
votes
150k
views
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