[4-55] Wavelength can greatly influence how a wave interacts with matter—how well it is transmitted, absorbed, reflected, or diffracted. For example, the ways in which shock waves of different wavel… もっと →
Kahjin's Weblogkahjin wrote 1 year ago: [4-55] Wavelength can greatly influence how a wave interacts with matter—how well it is transmitted … more →
kahjin wrote 1 year ago: [4-51] The greater the amount of the unbalanced force, the more rapidly a given object’s speed … more →
kahjin wrote 1 year ago: [9-20] Mathematical treatment of shape also includes graphical depiction of numerical and symbolic … more →
kahjin wrote 1 year ago: [9-19] Coordinate systems are essential to making accurate maps, but there are some subtleties. For … more →
kahjin wrote 1 year ago: [9-18] Geometrical relationships can also be expressed in symbols and numbers, and vice versa. Coord … more →
kahjin wrote 1 year ago: [9-17] Both shape and scale can have important consequences for the performance of systems. For exa … more →
kahjin wrote 1 year ago: まだこの辺は誰もやっていなさそうなので、とりあえず、やってみる。 [9-16] SHAPES Spatial patterns can be represented by a fairly sma … more →
kahjin wrote 1 year ago: [9-30] Two quantities are positively correlated if having more of one is associated with having mor … more →
kahjin wrote 1 year ago: [9-28] More generally, averages by themselves neglect variation in the data and may imply more unif … more →
kahjin wrote 1 year ago: [9-27] The most familiar statistic for summarizing a data distribution is the mean, or common avera … more →
kahjin wrote 1 year ago: [9-26] Summarizing Data Information is all around us—often in such great quantities that we are unab … more →
kahjin wrote 1 year ago: [9-33] A second major concern that determines the usefulness of a sample is its size. If sampling i … more →
kahjin wrote 1 year ago: [9-32] In drawing conclusions about all of something from samples of it, two major concerns must be … more →