Explore a wide range of topics and get answers from experts on IDNLearn.com. Find in-depth and accurate answers to all your questions from our knowledgeable and dedicated community members.

find the lower quartile (Q1) median and upper quartile (Q3)of the data below
1. 4,1,3,2,7,9

2. 34,66,26,31,38,78,42,74

3. 52,49,45,36,87,64,81,93,53



Sagot :

Answer:

Below in bold.

Step-by-step explanation:

Arrange the data in ascending order:

1.  1 1 2 3 4 7 9

Median = middle number = 3.

Q1 = 1

Q3 = 7.

2.  26 31 34 38 42 66 74 78

Median = mean of 2 middle numbers = 40.

Q1 = 31.

Q3 = 74.

3.  36 45 49 52 53 64 81 87 93

Median =  middle number = 53.

Q1 = 47.

Q3 = 84.