Tequency of each class is labeled above each rectangle. Use the histogram to answers parts (a) through (g). 60 70 80 90 100 110 120 130 140 150 160 1Q scores O A. 65, 2; 75, 4; 85, 11; 95, 54; 105, 48; 115, 41; 125, 30; 135, 7; 145, 2; 155, 1 O B. 60-70, 2; 70-80, 4; 80-90, 11; 90-100, 54; 100-110, 48; 110-120, 41; 120-130, 30; 130-140, 7; 140-150, 2; 150-160, 1 OC. 60-69, 2: 70-79, 4; 80-89, 11; 90-99, 54; 100-109, 48; 110-119, 41; 120-129, 30; 130-139, 7; 140-149, 2; 150-159, 1 (d) Which class has the highest frequency? O A 90-100 OB. 100-109 O C. 95 O D. 90-99
Tequency of each class is labeled above each rectangle. Use the histogram to answers parts (a) through (g). 60 70 80 90 100 110 120 130 140 150 160 1Q scores O A. 65, 2; 75, 4; 85, 11; 95, 54; 105, 48; 115, 41; 125, 30; 135, 7; 145, 2; 155, 1 O B. 60-70, 2; 70-80, 4; 80-90, 11; 90-100, 54; 100-110, 48; 110-120, 41; 120-130, 30; 130-140, 7; 140-150, 2; 150-160, 1 OC. 60-69, 2: 70-79, 4; 80-89, 11; 90-99, 54; 100-109, 48; 110-119, 41; 120-129, 30; 130-139, 7; 140-149, 2; 150-159, 1 (d) Which class has the highest frequency? O A 90-100 OB. 100-109 O C. 95 O D. 90-99
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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need help with question d
Transcribed Image Text:The following frequency histogram represents the IQ scores of a random sample of seventh-grade students
IQs are measured to the nearest whole number. The frequency of each class is labeled above each rectangle.
Use the histogram to answers parts (a) through (g).
IQs of 7th Grade Students
60 70 80 90 100 1i0 120 130 140 150 160
1Q scores
O A. 65, 2; 75, 4; 85, 11; 95, 54; 105, 48; 115, 41; 125, 30; 135, 7; 145, 2; 155, 1
OB.
60-70, 2; 70-80, 4; 80-90, 11; 90-100, 54; 100-110, 48; 110-120, 41; 120-130,
130-140, 7; 140-150, 2; 150-160, 1
OC. 60-69, 2; 70-79, 4; 80-89, 11; 90-99, 54; 100-109, 48; 110-119, 41; 120-129, 30; 130-139, 7; 140-149, 2; 150-159, 1
(d) Which class has the highest frequency?
90-100
O B.
100-109
O C. 95
O D. 90-99
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