5. The following line graph shows the combined SAT score sthe combined SAT score

Question

5. The following line graph shows the combined SAT score sthe combined SAT score averages for Illinois from 1994-1998 Use this line graph to answer the questions. Round-off your answers to the nearest integer The SAT score averages in order, are as follows 1115, 1137,1139,1140.1145 Step 1. Determine the lowest combined SAT score average Step 2. Determine the highest combined SAT score average 6. Consider the following data: 13,-2,-2,-2, 13,13,-5 Step 1. Find the value of the mean. Step 2. Find the value of the median Step 3. Select the number of modes and indicate the modes if any. Separate multiple modes with commas. Answer A) No Mode B) Unimodal C) Bimodal D) Maltimodal 1.200 1.150 1,100 1,050 1.000 930 993 1994 199s 1996 19971998 1999 20oo

Explanation / Answer

5.

The combined avearage for SAT score as following given below as in 1994 to 1998,

the values are 1115,1137,1139,1140,1145

step.1

The lowest SAT combined average score is 1115

step.2

The highest SAT combined average score is 1145

combined average = (A1n1+A2n2+A3n3+....)/(n1+n2+n3+....)

where A1,A2,A3,... is n number of averages in a group,

n1,n2,... is n numbers

  

6.

Following data as given 13,-2,-2-2,13,13,-5

step.1

Mean of the following data = (sum set of the N numbers)/N

= (13-2-2-2+13+13-5)/7

= (39-11)/7

= 4

step.2

Median of the following data , where n=7

so that following data can be arranged in ascending order

-2,-2,-2,-5,13,13,13   

so that middle of term should be Median that is -5

step.3

Mode of the following data is -2,13

C. Bimodal   

Related Questions

Navigate

• Browse (All)
• Browse 5
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.