Question: The data shown below is a sample of wait times for a popular downtown restaurant. 1) Construct a Frequency Distribution. 2) Construct a Histogram. Raw
The data shown below is a sample of wait times for a popular downtown restaurant.
1) Construct a Frequency Distribution. 2) Construct a Histogram.
Raw Data 28 39 23 67 37 28 56 40 28 50 51 45 44 65 61 27 24 61 34 44 64 25 24 27 29
| Class Intervals | Cumulative Frequency | Relative Frequency | |||||
| Bin | Frequency | Frequency | Midpoints | ||||
| Total: | |||||||
| Step 1: Calculate RANGE | |||||||
| Step 2: Determine k (2^k n) | |||||||
| Step 3: Calculate WIDTH | Round WIDTH up | ||||||
| Step 4: Determine first LCL | Round LCL down | ||||||
| Step 5: Determine all LCLs | |||||||
| Step 6: Determine all UCLs | |||||||
| Step 7: You must now establish "Bin" values for MS Excel |
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