Perfect pitch. A recent study of perfect pitch testedstudents in American music conservatories. It found that7% of 1700 non-Asian and 32% of 1000 Asian studentshave perfect pitch. A test of the difference in proportionsresulted in a P-value of 60.0001.a) What are the researchers’ null and alternativehypotheses?b) State your conclusion.c) Explain in this context what the P-value means.d) The researchers claimed that the data prove thatgenetic differences between the two populationscause a difference in the frequency of occurrence ofperfect pitch. Do you agree? Why or why not?

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.