The equation is 2(3.14)(11.5) because 11.5 is half of 23
they multiply and you get: 72.22
Hope this helps! :D
Answer:
20% oj
60% pn
= 80%
80 -50 =30
so 30% pineapple concentrate to omit
Answer: (2,-16)
Step-by-step explanation: you have to rewrite it by using the vertex form (h,k)
Answer: Go to demos graphing
Step-by-step explanation:
Answer:
The 99% confidence interval is
Step-by-step explanation:
From the question we are told that
The sample size is n = 100
The sample mean is 
The population standard deviation is
From the question we are told the confidence level is 99% , hence the level of significance is
=>
Generally from the normal distribution table the critical value of
is
Generally the margin of error is mathematically represented as

=>
Generally 95% confidence interval is mathematically represented as
=>
=>