Answer:
Get the mean and standard deviation with excel spreadsheet and do the calculation as shown in details below.
Answer:
<h2><u><em>
2-x</em></u></h2>
Step-by-step explanation:
(14 - 7x)/7 =
[7(2-x)]/7 =
2-x
Answer:
<h2> ¹/₁₈ = 0,0(5)</h2>
Step-by-step explanation:
6•6 = 36 - all possibilities in a roll of two dices
3&4 or 4&3 - two possibilites
Probability that one of the dice will be a 3 and the other a 4:
Answer:
You can write this as (-infinity, 7) if you aren't able to use the infinity symbol.
====================================================
Explanation:
Think of x < 7 as writing
So x is between negative infinity and 7, excluding both endpoints.
To write in interval notation, we write
The curved parenthesis tell us to exclude the endpoint.
Answer:
It should take 10 years
Step-by-step explanation:
In 1 year, if it triples, it should be 15 (population), and so on.
15
45
135
405
1215
3645
10935
32805
98415
295245