Answer:
122.0627kg
Step-by-step explanation:
The standard deviation is the square root of the variance.
That means:
From the question, the standard deviation of the weights of the 10 random subjects is 11.0482kg
We substitute to get:
We square both sides to get:
Therefore the variance is 122.0627kg
Answer:
D is the answer gggcvfffbhfdchj
Answer:
205
Step-by-step explanation:
41 multiplied by 5 = 205
Based on the expression given, when it is solved, as a fraction in its simplest form it would be 558/1.
<h3>What is the fraction in its simplest form?</h3>
The expression, 62(9) can be rewritten as:
= 62 x 9
This is because the brackets denote that the number within the brackets should be multiplied by the number outside the bracket.
The solution is:
= 62 x 9
= 558
As this is an integer, it means that it has a denominator of 1. The fraction in its simplest form is therefore:
= 558 / 1
Find out more on fractions in their simplest forms at brainly.com/question/18069
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Answer:
D). 8.
Step-by-step explanation:
Each quarter will come up heads or tails - that is 2 possibilities.
So for 3 tosses the number of outcomes is 2*2*2 = 8.
