60 lines
1.1 KiB
R
60 lines
1.1 KiB
R
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library("sf")
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library("raster")
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library("spData")
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library("spDataLarge")
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library(dplyr)
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library(ggplot2)
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names(world)
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class(world)
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plot(world)
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summary(world)
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summary(world["lifeExp"])
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world_mini <- world[1:2,1:3]
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world_mini
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# Wy<57>wietlcie map<61> kraj<61>w Europejskich wg liczby ludno<6E>ci
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world %>%
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filter(continent == "Europe") %>%
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select(pop) %>%
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plot()
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world %>%
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filter(continent == "Europe") %>%
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select(pop) -> europe_pop
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plot(europe_pop)
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# Kt<4B>ry kraj posiada najmniejsz<73> liczb<7A> ludno<6E>ci i ile wynosi?
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world %>%
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arrange(pop) %>%
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select(name_long,pop) %>%
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top_n(-10,wt=pop)
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# Ile kraj<61>w znajduje si<73> w Azji?
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world %>%
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filter(continent == "Asia") %>%
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count()
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# Wy<57>wietlcie histogram powierzchni wszystkich niezale<6C>nych kraj<61>w (Sovereign Country)
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world %>%
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filter(type == "Sovereign country") %>%
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ggplot(aes(area_km2)) +
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geom_histogram(bins = 150)
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# Wy<57>wietlcie wykres punktowy relacji pomi<6D>dzy lifeExp, a gdpPercap
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world %>%
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ggplot(aes(x = lifeExp, y = gdpPercap)) +
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geom_smooth()
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