Question: 8.58 Google Glass Google started selling Google Glass (a type of wearable technology that projects information onto the eye) in the United States in spring

8.58 Google Glass Google started selling Google Glass (a type of wearable technology that projects information onto the eye) in the United States in spring 2014 for $1500. A national poll reveals that out of 500 people sampled, nobody owned Google Glass.

a. Find the sample proportion who don’t own Google Glass and its standard error.

b. Find a 95% confidence interval, using the large-sample formula. Is it sensible to conclude that no one in the United States owns Google Glass?

c. Why is it not appropriate to use the ordinary large-sample confidence interval in part b? Use a more appropriate approach and interpret the result.

d. Is it plausible to say that fewer than 1% of the population own Google Glass? Explain.

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