Step-by-step explanation:
4 balls = 344
7 balls = 7×344/4= 602
Answer: 1.25
Step-by-step explanation:
Given: A college-entrance exam is designed so that scores are normally distributed with a mean
= 500 and a standard deviation
= 100.
A z-score measures how many standard deviations a given measurement deviates from the mean.
Let Y be a random variable that denotes the scores in the exam.
Formula for z-score = 
Z-score = 
⇒ Z-score = 
⇒Z-score =1.25
Therefore , the required z-score = 1.25
Answer:
<h2> 8 cm³ </h2>
Step-by-step explanation:
➡️ Volume = r³
➡️ 2³
➡️ 8
Answer:
You're answer is 42
Step-by-step explanation:
if you add all the numbers together, you would get 336. since there are eight numbers in the data set, you should divide it by eight.. with that said, 336/8 is 42
It will be: D
-3 x -5/2 = 15/2, which is 7 1/2