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MMLU / The director of a local food bank asks for data on all donations given during…

Problem

Answer published by the source. Consult the official source to check your work against its answer.

question

The director of a local food bank asks for data on all donations given during the month of November. Of the 100 checks received, the average donation is 155withastandarddeviationof155 with a standard deviation of 32. Which of the following is the most appropriate statement?
Plain-text mathematical notation (without MathML)
The director of a local food bank asks for data on all donations given during the month of November. Of the 100 checks received, the average donation is 155withastandarddeviationof32. Which of the following is the most appropriate statement?
Original LaTeX notation
The director of a local food bank asks for data on all donations given during the month of November. Of the 100 checks received, the average donation is $155 with a standard deviation of $32. Which of the following is the most appropriate statement?

choices

  1. This November, the average donation is $155.
  2. 50% of all donations this November are more than $155.
  3. We are 95% confident that the average donation in November is between about $91 and $219.
  4. We are 95% confident that the average donation in November is between about $149 and $161.

subject

high_school_statistics

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Source and history

task_id
8942965a-cc51-5209-8e96-5ba3be714687
task_key
all--test--8942965a-cc51-5209-8e96-5ba3be714687
task_revision_id
1
config / split
all / test

Official source

initial import