TITLE – Comparison of 4 Singers.
AUTHOR – Shrutika Shinde (10022)
INTRODUCTION – Shreya Ghoshal, Arijit Singh, Atif Aslam, and Sunidhi Chauhan are all well-known singers in the Indian music industry. Shreya Ghoshal is known for her melodious voice and has won several awards for her work. Arijit Singh is known for his soulful voice and has become one of the most popular singers in recent years. Atif Aslam is a Pakistani singer who has gained immense popularity in India and has won numerous awards for his music. Sunidhi Chauhan is a versatile singer who has sung a variety of songs across different genres and has won several awards for her work.
OBJECTIVE – To compare 4 singers
DATA COLLECTION – For purpose of comparison of 4 singers all the students were told to grade them out of 10. One way ANOVA was carried out.
Anova: Single Factor
SUMMARY
Groups Count Sum Average Variance
8 39 326 8.358974 0.604588
9 39 345 8.846154 0.607287
7 39 281 7.205128 0.746289
8 39 315 8.076923 0.546559
ANOVA
Source of Variation SS df MS F P-value F crit
Between Groups 55.5 3 18.50 29.54 4.16E15 2.664107
Within Groups 95.17 152 0.626
Total 150.68 155
DATA ANALYSIS –
The above table is ANOVA table. The calculated F is 29.54. The tabulated value or critical value of F is 2.66. The degree of freedom is 3 and 152. SS tells sum of square of variables between groups and within groups i.e singers. MS tells us the mean of squares of variables.
H0 = All are same.
H1 = Any one of them is different.
As calculated F is more than the table F, reject H0 and accept H1 , means any one of them is different.
CONCLUSION- Any one of them is different.