Answer:
Pop. variance=16
Pop. Stand. deviation =4
Explanation:
x x^2
8 64
11 121
15 225
17 289
<u>19 361</u>
70 1060
Mean 14 (70/5)
Pop.Variance 16.00 (1060/5 - (14^2)
Pop.Standard Dev. 4 (square root of 16)
Ok I’m going to work on this it might take me awhile so bare with me
The file format that is ideal to upload photos to websites is; JPEG
<h3>What is the file format to use?</h3>
When saving files as we are discussing in the question, there are many formats which are as follows;
1) JPEG: JPEG is an abbreviation for ' Joint Photographic Experts Group'. JPEG is a standard file format for compressing pictures so they can be stored or sent by email more easily. Thus, it is the most common format for images.
2) PDF; PDF is an abbreviation that stands for Portable Document Format. It is widely used for documents generally.
3) PSD: PSD is an abbreviation for Photoshop Document and is an image file format native to Adobe's popular Photoshop Application. It's an image editing friendly format that supports multiple image layers and various imaging options. PSD files are commonly used for containing high quality graphics data.
4) RAW; This is for saving it as a raw file.
Thus, we can conclude that the best file format for Peter to upload the pictures is JPEG Format.
Read more about file format at; brainly.com/question/16397886
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