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昨天我试图用R studio编写我的第一个交互式markdown文档,最后它工作正常,但我无法弄清楚如何访问渲染图()中的数据。这可能很容易,但我找不到正确的例子。可能是某种灵魂会帮助我吗?显示文本和数据R markdown shiny
我想说明这个代码
---
title: "Eksperimentering med utvalg"
author: "Per G. Østerlie"
date: "15 3 2017"
output: html_document
runtime: shiny
---
```{r setup, include=FALSE}
knitr::opts_chunk$set(echo = TRUE)
```
# CLT
```{r}
fisk_masse =sample(1:1000,500,replace=TRUE)
```
```{r histogram, echo=FALSE}
hist(fisk_masse,
main="Masse i populasjon",
xlab="Masse",
ylab="Antall",
border="darkgray",
col="lightgray",
xlim=c(0,1000),
las=1,
breaks=10)
```
```{r, echo=FALSE}
paste("Gjennomsnitt: ",mean(fisk_masse))
paste("Standardavvik: ",sd(fisk_masse))
```
# Sample
50 fish, choose number of samples
```{r, echo=FALSE}
inputPanel(
sliderInput("n_utvalg", label = "Antall utvalg",
min = 50, max = 800, value = 100, step = 50)
)
renderPlot({
xbar = rep(0,input$n_utvalg)
for (i in 1:input$n_utvalg){xbar[i]=mean(sample(fisk_masse,50,replace=FALSE))}
hist(xbar,
main="Gjennomsnittsmasse i stikkprovene",
xlab="Masse",
ylab="Antall",
border="darkgray",
col="lightgray",
#xlim=c(0,1000),
las=1,
breaks=10)
m <-mean(xbar)
std<-sqrt(var(xbar))
})
现在我想以显示变量M(或平均(XBAR)和std中心极限定理。我想有他们下的显示直方图。我所有的努力最终与XBAR是不知道的消息(这是有意义)。谁能告诉我一个答案?
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