Name Date
Score
QUIZ 5
Sections 2.5 2.7
Precalculus
Show all work and write answers in the blanks provided, considering correct significant digits.
1. A shed has rafters with a 5:12 pitch (5.0 in of vertical rise for
each horizontal run of 12 in). Find the angle the roof surface
makes with horizontal.
S. O
12 in

solution:

as, mean is defined as sum of all the observations divided by total number of observations.

and , median is mid value of the data whether arranged in ascending order or descending order.

consider, roadsters:

2,3,4,5,6,7,8,9

mean =

also, median= , because number of observations is even, so median is mean of two mid values.

now, coming to bandits

2,3,4,5,6

mean =  

median = 4, as number of observations is odd.

so, roadsters has greater median as well mean than bandits.

→option a is true about the repairs performed on 2 types of cars:

bandits have lower median and mean than roadsters.

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step-by-step explanation:

step-by-step explanation:   divide the numerator by the denominator to get the decimal

it would still be 193

if divide by 100 then 1.93

i am not sure