Practice Applications & Limitations (8) - Normal Distribution - IB 10 Mathematics – Group 5, Statistics & Probability

Practice: Applications & Limitations

Lesson 8Normal Distribution

Practise this section

8 questions

Flashcard drill
3 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
2 questions · about 1 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
What are two common applications of the Normal Distribution?
Show hintHide hint
Think about real-world scenarios involving measurements.
Question 2.
Why is it important to examine data for normality before using the Normal Distribution?
Show hintHide hint
Consider the consequences of assuming normality in varied data.
3Question 3.
Which of the following is a common application of the Normal Distribution?
- Modeling heights
- Modeling extreme weather events
- Modeling skewed income
Show hintHide hint
Consider where distributions are clustered around a mean.
4Question 4.
True or False: The Normal Distribution is a good model for income data.
- True
- False
Show hintHide hint
Reflect on the characteristics of income distribution.
Question 5.
A company claims that the heights of its employees are normally distributed with a mean of 170 cm and a standard deviation of 10 cm. If a new employee’s height is 185 cm, what percentile does this employee fall within?
Show hintHide hint
Remember to standardize the height before finding the percentile.
Question 6.
Discuss how non-normal income distribution could impact financial decision-making in a real-world scenario.
Show hintHide hint
Consider the implications on market predictions and risk assessments.

4 more questions in this section. Enroll free to practise them all.