Answer:
Categorical or Continuous.
Step-by-step explanation:
Because the red appears in each colours (continuous)
Answer:
The upper bound of a 99% confidence interval for the percentage satisfied for all customers in the database is 88.70%.
Step-by-step explanation:
In a sample with a number n of people surveyed with a probability of a success of , and a confidence level of , we have the following confidence interval of proportions.
In which
z is the zscore that has a pvalue of .
Sample of 252 customers, 208 are satisfied:
This means that
99% confidence level
So , z is the value of Z that has a pvalue of , so .
The upper limit of this interval is:
As a percentage:
100%*0.8870 = 88.70%
The upper bound of a 99% confidence interval for the percentage satisfied for all customers in the database is 88.70%.
Answer:
1. 17/40
1. 0.425
1. 42.5%
2. 35/40
2. 0.875
2. 87.5%
Step-by-step explanation:
1. 17/401. 0.425 1. 42.5%2. 35/402. 0.8752. 87.5%
Answer:
The answer is b 10 students at random from classroom
Step-by-step explanation:
because if its 20 from dissmesial what about kids that ride the bus.