Undergraduates' Test Scores 35 Undergraduate Students Who Completed Two Years of College

question 17

Essay

Undergraduates' Test Scores
35 undergraduate students who completed two years of college were asked to take a basic mathematics test.The mean and standard deviation of their scores were 75.1 and 12.8,respectively.In a random sample of 50 students who only completed high school,the mean and standard deviation of the test scores were 72.1 and 14.6,respectively. ​ ​
-{Undergraduates' Test Scores Narrative} Estimate with 90% confidence the difference in mean scores between the two groups of students.

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Definitions:

Default Gateway

The IP address of a Layer 3 device, such as a router, that is directly connected to its immediate network. It tells a device on its network where to send a packet destined for a remote network.

IP Address

A type of network adapter address used when multiple networks are linked. Known as a Layer 3 address, in IPv4 it is a 32-bit binary number with groups of 8 bits separated by a dot. This numbering scheme is also known as dotted-decimal notation. Each 8-bit group represents numbers from 0 to 255. An example of an IPv4 IP address is 113.19.12.102. Also see IPv4 and IPv6.

Network Number

The portion of an IP address that represents which network the computer is on.

WLAN

Stands for Wireless Local Area Network, it is a network that allows devices to connect and communicate wirelessly within a limited area like a home, school, or office building.