Answer: (0.8115, 0.8645)
Step-by-step explanation:
Let p be the proportion of people who leave one space after a period.
Given: Sample size : n= 525
Number of people responded that they leave one space. =440
i.e. sample proportion:
z-score for 90% confidence level : 1.645
Formula to find the confidence interval :
Hence, a 90% confidence interval for the proportion of people who leave one space after a period: (0.8115, 0.8645)
Minus 9 from both sides
7x = 49
X = 7
Here’s the answer, hope it helps. Btw these are screenshots from someone else’s work not mine
Answer:
x=6
Step-by-step explanation:
Answer:
It's b. (0,-11)
Step-by-step explanation: