Reference no: EM1312361
Q1) Following 30 scores on mathematics portion of the SAT were achieved by sample of 30 students. 500 ,510 ,514 ,516 ,519 ,521 ,522 ,522 ,527 ,514 ,528 ,535 ,540 ,542 ,545 ,553 ,555 ,558 ,561 ,571 , 572 ,574 ,577 ,578 ,580 ,583 ,584 ,588 ,589 ,592.
Create a dot plot, box plot, and stem-and-leaf display to explain any patterns in data set.
Three-day convention drew following numbers of people per session.
|
Session
|
1
|
2
|
3
|
|
Morning
|
342
|
333
|
250
|
|
Afternoon
|
410
|
298
|
175
|
Which sessions, morning or afternoon, had more stable or uniform attendance over three-day period? Describe by using the suitable calculation for each data set and compare two calculations.