Answer:
20
Step-by-step explanation:
16=1 2/10R + -8
16+8= 12/10R
24=12/10R
R=20
If a random sample of 20 persons weighed 3,460, the sample mean x-bar would be 3460/20 = 173 pounds.
The z-score for 173 pounds is given by:
Referring to a standard normal distribution table, and using z = 0.66, we find:
Therefore
The answer is: 0.2546
Answer:
Step-by-step explanation:
We're gonna need a graph to do this one.
Answer: 9 boys
Explanation:
3/11= x/33
11x= 99
x=9
Answer: of each shape? 3 & 4?
Step-by-step explanation: