jjxt126
20.05.2021 •
Mathematics
1. A shoe company takes a random sample of 400 customers who visited their website last month and found that 275 of
them actually purchased shoes. Determine the lower limit of a 95% confidence interval (z = 1.96) for the proportion
of those people that will purchase shoes if they visit the website. Round the answer to 4 decimal places.
a. 0.5354 b. 0.7272 c. 0.5210 d. 0.6420 e. 0.3995
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Ответ:
1/7
Step-by-step explanation:
There are seven people in all on person will arrive at a different time than others. Every single one of them arrives at different times so it's 1/7