Statistics IITU Board 2078
There are three brands of computers namely Dell, Lenovo, and HP. The following are the lifetime of 15 computers in years. Serial Number Computer Brand Lifetime in years 1 Dell 15 2 Lenovo 10 3 HP 9…
10There are three brands of computers namely Dell, Lenovo, and HP. The following are the lifetime of 15 computers in years.
Serial Number
Computer Brand
Lifetime in years
1
Dell
15
2
Lenovo
10
3
HP
9
4
Dell
12
5
Lenovo
6
6
HP
7
7
Dell
4
8
Lenovo
8
9
HP
13
10
Dell
11
11
HP
5
12
Lenovo
7
13
Dell
3
14
HP
5
15
Lenovo
4
Apply appropriate statistical tests to identify whether the average lifetime (in years) is significantly different across three rands of computers at a 5% level of significance. You can again tabulate the data initially in the required format for statistical analysis.
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