Question

Smart phone: Among 239 cell phone owners aged 18-24 surveyed, 103 said their phone was an Android phone. Part: 0 / 30 of 3 Parts Complete Part 1 of 3 (a) Find a point estimate for the proportion of cell phone owners aged 18-24 who have an Android phone. Round the answer to at least three decimal places. The point estimate for the proportion of cell phone owners aged 18-24 who have an Android phone is .

Answer 1

The point estimate for the proportion of cell phone owners aged 18-24 who have an Android phone is 0.4137.

Explanation:

The point estimate is the sample proportion.

Sample proportion:

103 out of 249, so:

`p = (103)/(249) = 0.4137`

The point estimate for the proportion of cell phone owners aged 18-24 who have an Android phone is 0.4137.