diff --git a/Exercise_8-1.R b/Exercise_8-1.R
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+++ b/Exercise_8-1.R
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+#1. create summary plot from UWvMSU_1-22-13.txt
+
+#setting it to my computer 
+setwd("/Users/erinlewis/Desktop/Biocomp_tutorial10/")
+
+#separate both teams points 
+game <- read.table("UWvMSU_1-22-13.txt", header = TRUE, sep = "\t")
+
+UW_game<-game[game$team=="UW",]
+MSU_game<-game[game$team=="MSU",]
+
+#create two data frames to store each team's output 
+UWscores <- data.frame('time' = UW_game$time,
+                       'score' = numeric(length(UW_game$score)))
+
+MSUscores <- data.frame('time' = MSU_game$time,
+                        'score' = numeric(length(MSU_game$score)))
+
+#create for loops in order to get the cumulative score for the two teams 
+sumUW = 0
+sumMSU = 0 
+
+for(i in 1:length(UW_game$team)){
+  sumUW = sumUW + game$score[i]
+  UWscores$score[i] <- sumUW
+}
+
+for(i in 1:length(MSU_game$team)){
+  sumMSU = sumMSU + game$score[i]
+  MSUscores$score[i] <- sumMSU
+}
+
+#creating the plot  
+plot(UWscores$time, UWscores$score, type = 'l', xlab="Time (min)", ylab="Score", col="red")
+lines(MSUscores$time,MSUscores$score, col="green")
diff --git a/Exercise_8-2.R b/Exercise_8-2.R
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+++ b/Exercise_8-2.R
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+#2. Write a game where you guess a number randomly generated by the computer
+
+#generate random number
+num <- sample(1:100,1)
+
+#create placeholder vector to store user input 
+guess <- -1
+
+#prompt user input 
+cat("I'm thinking of a number 1-100...")
+
+#for loop to determine what output to give based on user input 
+#for loop will run 10 times or it will stop when correct answer input due to break
+for(i in 1:10){
+  guess <- as.integer(x = readline(prompt="Enter an integer: "))
+  if (guess == num){
+    cat("Correct!")
+    break
+  }
+  else if (guess < num){
+    cat("Higher")
+  }
+  else if(guess > num){
+    cat("Lower")
+  }
+}
diff --git a/Rplot of team scores.png b/Rplot of team scores.png
new file mode 100644
index 0000000..eab41ca
Binary files /dev/null and b/Rplot of team scores.png differ