17/4 as a mixed fraction would be 4 1/4
What is the question? i think that’s important
Answer:
sorry but the question isn't clearly understandable!! maybe Post the full question
Answer: Given a sample of 200, we are 90% confident that the true proportion of people who watched educational TV is between 72.1% and 81.9%.
Step-by-step explanation:


=0.049
0.77±0.049< 0.819, 0.721
Answer:
b = 24c
Step-by-step explanation: