s to know the proportion of her fans who listened to her new single ME! within the first hour of it being released. In order to estimate this, she takes a sample of 150 of her fans and asks them if they listened to the song in this time period. Of the 150 fans, 135 of them (90%) responded that they did listen to the song during this time period. What is the parameter and what is its value?
aylor Swift wants to know the proportion of her fans who listened to her new single ME! within the first hour of it being released. In order to estimate this, she takes a sample of 150 of her fans and asks them if they listened to the song in this time period. Of the 150 fans, 135 of them (90%) responded that they did listen to the song during this time period. What is the parameter and what is its value?
| a. |
The parameter is the proportion of the 150 sampled Taylor Swift fans who listened to ME! within the first hour after it released, which is 135.
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| b. |
The parameter is the group of Taylor Swift fans who were surveyed, which is 150.
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| c. |
The parameter is the proportion of all Taylor Swift fans who listened to ME! within the first hour after it released, which is unknown. |
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| d. |
The parameter is the proportion of all Taylor Swift fans who listened to ME! within the first hour after it released, which is 0.9.
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| e. |
The parameter is the proportion of the 150 sampled Taylor Swift fans who listened to ME! within the first hour after it released, which is 0.90.
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