Answer:
The p -value is less than 0.001.
Step-by-step explanation:
Given information:
Sample size = 25 chips
Sample mean = 985
Sample standard deviation = 10
Let as assume that sample is distributed normally.
The formula for test statistic

where,
is sample mean
μ is population mean.
s is sample standard deviation.
n is sample size.
The value of test statistic is



The p-value is

Therefore the p -value is less than 0.001.
Answer:
c-c+a+|a|
5-5+4+|4|
8
Step-by-step explanation:
Answer:
stratified sample
Step-by-step explanation:
Answer:
23,000
Step-by-step explanation:
brainliest
45 minutes i m sure all you do is count up or subtract 60 from 15