Dynamic Random-Access Memory (DRAM) Memory Chips Are Made from Silicon

question 42

Multiple Choice

Dynamic random-access memory (DRAM) memory chips are made from silicon wafers in manufacturing facilities through a very complex process called wafer fabs. The wafers are routed through the fab machines in an order that is referred to as a recipe. The wafers may go through the same machine several times as the chip is created. The data file DRAM Chips contains a sample of processing times, measured in fractions of hours, at a particular machine center for one chip recipe. Compute the mean processing time.

• A) 0.24 minutes
• B) 0.22 minutes
• C) 0.31 minutes
• D) 0.33 minutes

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