A chemical a element js a specific kind of atom
Answer:
So we use the t-distribution to compute a confidence interval for the average age of people using online dating services
Step-by-step explanation:
Confidence interval for a mean.
We have to decide between the t-distribution and the z-distribution.
T-distribution: We use the sample standard deviation.
Z-distribution: We use the population standard deviation.
In this problem:
The average age of those that were using online dating services was 35 years old with a sample standard deviation of 12 years.
So we use the t-distribution to compute a confidence interval for the average age of people using online dating services
Answer:
<u>13.2 centimeters</u>
Step-by-step explanation:
<u>Finding the missing side</u>
- (?)² + (9)² = (16)²
- ?² + 81 = 256
- ?² = 175
- ? = √175
- ? = <u>13.2 centimeters</u>
6 is the highest common factor
