Fear of public speaking is reported to be one of the greatest fears that people have. The population mean on a public speaking anxiety scale is μ = 50. A performing arts instructor believes that students who major in the theater have less anxiety about public speaking than the general population. She decides to test her hypothesis by administering the public speaking anxiety test to a sample of theater majors. A sample mean of M = 48 is obtained.
a. Write the null and alternative hypotheses in words.
b. Write the null and alternative hypotheses in symbolic notation.

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The Answer of Fear of public speaking is reported to be one of the greatest fears that people have. The population mean on a public speaking anxiety scale is μ = 50. A performing arts instructor believes that students who major in the theater have less anxiety about public speaking than the general population. She decides to test her hypothesis by administering the public speaking anxiety test to a sample of theater majors. A sample mean of M = 48 is obtained.
a. Write the null and alternative hypotheses in words.
b. Write the null and alternative hypotheses in symbolic notation.

Fear of Public Speaking Is Reported to Be One of the Greatest