Brad, a tennis player, signed up to attend clinics this summer to improve his first serve percentage. Last season, he played in 20 matches and his first serve percentage for each of these matches is displayed on the left side of the stemplot. So far this season, he has played in 12 matches and his first serve percentage for cach of these matches is displayed on the right side of the stemplot. 1st Serve % (Before) 442 998866555 1H Serve % (After) Which of the following statements is false? 4200 822 656 855 688 19112 The variability of first serve percentage before the clinics is greater than the variability of first serve percentage after the clinics. O Neither distribution has any clear outliers. Key: 9|1 represents a match, after attending the dinics, in which Brad has a first serve percentage of 91%. It does not appear that Bob's first serve percentage has improved. The distribution of first serve percentage after Bob attended the clinics is fairly symmetric with a single peak. O The distribution of first serve percentage before Bob attended the clinics is slightly skewed to the right with a single peak.

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Question 14 of 16 >
Brad, a tennis player, signed up to attend clinics this summer to improve his first serve percentage. Last season, he played in 20
matches and his first serve percentage for each of these matches is displayed on the left side of the stemplot. So far this season,
he has played in 12 matches and his first serve percentage for each of these matches is displayed on the right side of the stemplot.
1# Serve % (After)
1st Serve % (Before)
442
998866 555
420
Which of the following statements is false?
22
6 88
2.
The variability of first serve percentage before the
clinics is greater than the variability of first serve
percentage after the clinics.
O Neither distribution has any clear outliers.
Key: 9|1 represents a match, after attending the dlinics, in which Brad has a
first serve percentage of 91%.
O It does not appear that Bob's first serve percentage
has improved.
O The distribution of first serve percentage after Bob
attended the clinics is fairly symmetric with a single
peak.
O The distribution of first serve percentage before Bob
attended the clinics is slightly skewed to the right
with a single peak.
Transcribed Image Text:Assignment Score: 73.8% O Resources Ly Give Up? O Hint Check Answ. Question 14 of 16 > Brad, a tennis player, signed up to attend clinics this summer to improve his first serve percentage. Last season, he played in 20 matches and his first serve percentage for each of these matches is displayed on the left side of the stemplot. So far this season, he has played in 12 matches and his first serve percentage for each of these matches is displayed on the right side of the stemplot. 1# Serve % (After) 1st Serve % (Before) 442 998866 555 420 Which of the following statements is false? 22 6 88 2. The variability of first serve percentage before the clinics is greater than the variability of first serve percentage after the clinics. O Neither distribution has any clear outliers. Key: 9|1 represents a match, after attending the dlinics, in which Brad has a first serve percentage of 91%. O It does not appear that Bob's first serve percentage has improved. O The distribution of first serve percentage after Bob attended the clinics is fairly symmetric with a single peak. O The distribution of first serve percentage before Bob attended the clinics is slightly skewed to the right with a single peak.
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