<span>The threat to internal validity is the Mortality. Internal
validity is the measure in which the causality of the stimuli studied
is analyzed, that is, if the results of the study are due to the
interaction of the variables analyzed or are due to the interaction with
other variables. <span>Mortality is an error that occurs if the
conclusions of the study are made only on the basis of the participants
who were from beginning to end in the investigation, without taking into
account those who left the study.
I hope my answer can help you.
</span></span>
Answer:
Hence correct option is b i.e 7.2 yuan.
Explanation:
Given data;
candy bar cost is $1
Nominal exchange rate = 6 yuan equal to 1 dollar
Real exchange rate is = 1.2 dollar per 6 yuan
Therefore price for one candy at china will be 
The price of candy bar at china is = 7.2 yuan
Hence correct option is b i.e 7.2 yuan.
Answer:
Everything else the witches said has come true. ... Banquo has oppressed the murderers' families.
Explanation:
Old musket are heavier and their bullets where a bit slower and less powerfull.
Helmut is about to give a presentation to his class, but he's very nervous. He feels he might explode or pass out. When the members see Helmut in front of them, they are unlikely to be able to know how nervous he feels.
<h3 /><h3>How to make a good presentation</h3>
It is essential that the speaker is confident about what he will present to his audience, so it is ideal to carry out research on the topic, base his ideas on reliable sources and carry out his presentation in a safe way.
You can also use presentation support materials to generate more interaction, such as visual aids such as posters and slides to make the presentation more dynamic.
Nervousness during a presentation for many people is a common reaction, so the ideal is to consciously manage your anxiety, demonstrating to your audience your effort and knowledge about the topic.
Find out more information about presentation here:
brainly.com/question/25562972
