Does caffein affect a student's typing speed?
2 answers:
Explanation:
Hypothesis : it does affect the typing speed
Variables: type of coffee, amount of caffeine, same time set, same keyboard/computer
Answer:
Hypothesis
Hypothesis 1:Caffeine is a stimulant and will result in an increase in the typing speed of the participants.
Hypothesis 2:Caffeine is a stimulant and will result in a decrease in typing accuracy.
Hypothesis 3:The heart rate of the people will increase with the intake of caffeine.
Aim of the study
The aim of this study is to determine the following:
• The effect of caffeine on typing speed
• The effect of caffeine on typing and accuracy.
• The effect of caffeine on the heart rate of people.
Explanation:
You might be interested in
The U.S. has one of the highest, if not, the highest obesity rate in the world.
An organ is a group of tissues working together to develop a function
Answer:
Food/ diet
Explanation:
malnutrition is getting too little or too much of certain nutrition while overeating is taking too much of nutrition, both happens in food/diet
Each plant is made of many plant cells performing photosynthesis. Inside of each of these tiny plant cells are one to hundreds of small structures called chloroplasts.
C maybe I don’t know which ones the male or female !
