A survey of 10 students was conducted to investigate the amount of time they spend on social media each day. Students were given a timer and asked to record the number of minutes spent every time they accessed social media. The students' total times for one day are given below (in minutes). The five-number summary for these data is:
A)63, 88.6, 105, 42, 145.
B)45, 88, 88.6, 105, 145.
C)45, 63, 92, 105, 145.
D)45, 63, 88, 105, 145.

Question

A survey of 10 students was conducted to investigate the amount of time they spend on social media each day. Students were given a timer and asked to record the number of minutes spent every time they accessed social media. The students' total times for one day are given below (in minutes).  The five-number summary for these data is:
A)63, 88.6, 105, 42, 145. 
B)45, 88, 88.6, 105, 145. 
C)45, 63, 92, 105, 145. 
D)45, 63, 88, 105, 145.

Quizplus · Accepted Answer

The five-number summary includes:

Minimum: 45
Lower Quartile (Q1): 63
Median (Q2): 88
Upper Quartile (Q3): 105
Maximum: 145

Therefore, the correct answer is D, which includes all of these values. Note that option B is incorrect because it does not include the lower quartile value of 63. Option A is incorrect because it includes a mean value of 88.6, which was not provided in the given data. Option C is incorrect because it includes a value of 92 which is not a part of the data.

A Survey of 10 Students Was Conducted to Investigate the Amount