What is the iqr one, two ,three of u these
following numbers 50,70,120,130,145,70,55,45

72.5

Step-by-step explanation:

45, 50, 55, 70, 70, 120, 130, 145

Median: 70

Lower quartile: 52.5

Upper quartile: 125

Interquartile range: 125 - 52.5 = 72.5

yes. we do proportions in probabilities.

example 2 – simplify: step 1: completely factor both the numerators and denominators of all fractions. step 2: change the division sign to a multiplication sign and flip (or reciprocate) the fraction after the division sign; essential you need to multiply by the reciprocal. step 3 : cancel or reduce the fractions.