)) Read the problem. Questions
answered
6
) Sofia is helping set up for a wedding. There are 80 chairs that need to be arranged in
a room, and 60% of those chairs are still stacked in the corner.
()) Shade the grid to show the percent of chairs that are stacked.
Time
elapsed
PAUSED
SmartScore
out of 100
)) How many chairs are stacked? You can use your model to help.
chairs
O

no association

step-by-step explanation:

if you have eyes and you can use them efficiently you can see that it just looks like random dots like do a line of best fit and like they're so spread out it's such a weak association you might as well consider it nonexistent

hello,

b) 62.47% of the students are between 14 and 18 years old.

step-by-step explanation:

mean = 15 and standard deviation = 2

student between 14 to 18

formula used z-score

for age 14 , z score

using z-table , p(z> -0.5)=0.3085

for age 18 , z score

using z-table , p(z< 1.5)=0.9332

p(-0.5< z< 1.5)=0.9332-0.3085 = 0.6247

thus, 62.47% of the students are between 14 and 18 years old.

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step-by-step explanation:

the answer is 13 cm