A university investigated how much space on its computers hard drives is used for data storage. The

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A university investigated how much space on its computers’ hard drives is used for data storage. The results are shown below. It is given that 40 hard drives use less than 20GB for data storage.

a. Find the total number of hard drives represented.

b. Calculate an estimate of the number of hard drives that use less than 50GB.

c. Estimate the value of k, if 25% of the hard drives use kGB or more.

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Cambridge International AS & A Level Mathematics Probability & Statistics 1 Coursebook

ISBN: 9781108407304

1st Edition

Authors: Dean Chalmers, Julian Gilbey

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Question Posted: Sep 10, 2021 02:07 AM

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A university investigated how much space on its computers hard drives is used for data storage. The

Question:

20 60 120 200 Storage space (GB) 4) 3. 2. Frequency density

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Given 40 harddrives use less than 20GB From the yaxis of the grap...View the full answer

Cambridge International AS & A Level Mathematics Probability & Statistics 1 Coursebook

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