Use the cosine function.
cos x = 2/12
cos x = 0.167
use the inverse of cosine:
x = 80.405
The answer is C.
Hope this helps :)
A prime number has only itself and 1 as factors
A composite number can be divided evenly by a number that is not itself or 1
Neither would be 1 and negative numbers, as 1 only has one factor (itself) and the terms prime and composite do not include negative numbers.
9 is perfectly divisible by 3 so it is composite.
Answer:
Sample = The 5 cows selected by the farmer.
Population = all of the farmer's dairy cows
Statistic = The five measurements collected on cows selected by the farmer.
Data = Variance in daily milk production among the cows in the farmer's sample
Parameter = a quantity equivalent to the volume of milk produced by a randomly selected cow
Step-by-step explanation:
Population refers to all members belonging to a particular group of interest ; all the farmer's dairy cows
Sample : A small subset of observation selected from the sample; 5 selected cows from the population.
Statistic: Numeric characteristic of the observations derived from the sample
Parameter : Numeric characteristic of observation derived from the population.
Data: gathered figures calculated from either sample or population ; the variance in Daily milk production.
Answer:
d = 6.6
Step-by-step explanation:
Use the addition property of equality by adding 2 on both sides
Answer:
The cumulative percentage of fathers who completed only elementary school is nearle 33%.
Step-by-step explanation:
Among 30 fathers:
- 10 completed only elementary school;
- 10 completed elementary school and high school;
- 7 completed elementary school, high school and college;
- 3 completed elementary school, high school, college and graduate school.
You can fill these numbers into the table:
The cumulative percentage of fathers who completed only elementary school is nearle 33%.
