Answer:
The answer to 1b is 2/3
Step-by-step explanation:
To solve any of these, follow the following steps.
1. Turn the percentage into a fraction.
50% * 1 1/3
1/2 * 1 1/3
2. Turn the mixed number into an improper fraction.
1/2 * 1 1/3
1/2 * 4/3
3. Multiply the numerators and the denominators.
1/2 * 4/3
4/6
4. Simplify the fraction
4/6
2/3
If you follow each of these steps you can complete each problem.
B. Collinear
Collinear means that two or more points are on the same line.
It’s 27 I’m pretty sure
Because 18 divided by 2 gives you 9, then you would add the 9 onto the 18
Answer:
The correct option is b.
Step-by-step explanation:
The formula for standard deviation is
where, 
is mean of the data and n is number of observation.
The variance of a stock's returns can be calculated by the above formula.
Variance of stock's returns is the average value of squared deviations from the mean.
Therefore the correct option is b.
