Internet speed. Sue would like to determine whether there is any difference between the average speed of

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Internet speed. Sue would like to determine whether there is any difference between the average speed of WiFi and Ethernet which is supposed to have 10Mbps as claimed by the telco company. She collects some data and creates a confidence interval for the difference in mean speed of WiFi and Ethernet as follows.

Two-Sample t 95% CI for mWiFi - mEthernet: 1 -3.385, -1.8472

a) If Sue wants to explain what this output means, what will she say?

b) What advice can Sue provide to those who are planning to choose between the WiFi and Ethernet?

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Joel mwangi

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