oh, sorry my answer is wrong :) you can follow the other comment.
Answer:
152
Step-by-step explanation:
3(11)= 33
4(33+5)
4(33)=132
4(5)=20
132+20=152
Answer:
The sample mean year is 1261 A.D.
The standard standard deviation is of 46 A.D.
Step-by-step explanation:
Sample mean:
Sum of all values divided by the number of values. So
Rounding to the nearest whole number, the sample mean year is 1261 A.D.
Sample standard deviation:
Square root of the sum of the difference squared between each value and the mean, divided by one less than the sample size. So
Rounding to the nearest whole number, the standard standard deviation year is of 46 A.D.
Answer:
7 : 210
Step-by-step explanation:
ratio of teachers : students
= 210 : 3300 ← divide both parts by 30
= 7 : 210
Answer:
<h2>
y = mx - 5</h2>
Step-by-step explanation:
In the absence of info on the slope of this line, I must represent the slope with "m."
Then the desired equation is y = mx - 5.