It will need 1.8 kilograms to have 25.0 g of nickel
4 for part A
17 for part B
the step by step explanation is to expand the binomial
Answer:
First of read all formulas
Step-by-step explanation:
Calculate 50 *7 and add 350 and 200
Answer: 0.002718
Step-by-step explanation:
Given : The population mean annual salary for environmental compliance specialists is about $62,000.
i.e.
Sample size : n= 32

Let x be the random variable that represents the annual salary for environmental compliance specialists.
Using formula
, the z-value corresponds to x= 59000 will be :

Now, by using the standard normal z-table , the probability that the mean salary of the sample is less than $59,000 :-

Hence, the probability that the mean salary of the sample is less than $59,000= 0.002718