Normal Distribution: Apply It 2

  • Understand the properties, characteristics, and importance of a normal distribution in statistical analysis.
  • Explain how changing the mean and standard deviation will change the characteristics of a normal curve.

a) A diagram of DNA shown as a double helix (a twisted ladder). The outside of the ladder is a blue ribbon labeled

We can use technology to calculate the percentage or probability under the normal curve.

Steps on how to calculate probability

Step 1: Click on the Find Probability tab at the top.

Step 2: Type in the Mean [latex]\mu[/latex] and Standard Deviation [latex]\sigma[/latex] given in the question.

Step 3: Choose the correct Type of Probability to match your question.

Step 4: Type in the Value of [latex]x[/latex].

 

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