Question: 1. Write a java program to find the total numbers vowels, words, sentences of an essay written in a file. 2. Write a java code

1. Write a java program to find the total numbers vowels,

1. Write a java program to find the total numbers vowels, words, sentences of an essay written in a file. 2. Write a java code (controller part) to save the required data in the colon ":" separated file on click of the "Save" button. Also write required method to describe the behavior of "Clear" button. Consider the "View" given below. Student iD Name Phone 3. Write a java code to find the covariance of the given data Hints: S2=n1(xix)2S2=samplevarancexi=thevalueortreoneobsenvationx=themeanvalueorarooservationsn=anenumberarobservarions

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