Question

thursday: before you complete this, you must do the basic statistics in food science notes. they are at the table at the front of the room. the link to complete this is in canvas
measuring accurately lab report
directions: put your data from the charts you completed during the lab into the grand - calculations shown below. document the statistics (mean, median, mode, range) of the results to include your data.
group 1 cup liquid measure graduated cylinder scoop spoon half - teaspoon
1 48 48 35 33 31
2 40 47 36 34 32
3 49 46 40 33 30
4 55 44 35 32 29
5 48 44 34 32 30
6 45 52 38 36 32
your results 50 54 35 37 33
total: add up all the numbers. 335 335 218 200 198
mean: add up all the numbers and divide by 7. 47.9 47.9 31.1 28.6 28.3
mode: which number occurs most frequently? 48 44 35 32/33 30/32
range: subtract the smallest number from the largest number. 15 10 6 4 4

1. which type of tool is the most accurate for measuring liquids? explain your answer.
2. how did your data for measuring water compare with the mean of the samples calculated above?

Explanation:

1. To determine the most accurate tool for measuring liquids, we look at how close the values are to the actual value (50 mL in this case). The graduated cylinder has values that cluster more closely around the expected value compared to other tools based on the data provided. For example, the mean values for the graduated - cylinder are relatively consistent and closer to 50 mL.
2. To compare your data for measuring water with the mean of the samples, we look at the difference between your result (e.g., for 50 mL of water in a 400 mL beaker, your result is 50) and the mean value (47.9). If your value is higher than the mean, it is above the average of the samples, and if lower, it is below the average.

Answer:

1. The graduated cylinder is likely the most accurate tool for measuring liquids. The data for the graduated cylinder shows less variation from the expected value of 50 mL compared to other tools, as indicated by the mean, mode, and range values.
2. For the 50 mL of water in a 400 mL beaker, your result of 50 is higher than the mean of 47.9. For the mass of 50 mL of flour (1/4 cup), your result of 35 is lower than the mean of 31.1. You would need to compare each of your individual results with the corresponding mean values in a similar fashion for all the measurements.