Mathematics, 04.09.2020 23:01 fjjjjczar8890
PLEASE HELP ME :The table below shows the prices of 8 different treadmills at a sporting goods store. This week the store is having a 10% off sale on all
treadmills. What are the mean, median, mode, and range of the discounted prices?
$640
$810
$810
$1175
$755
$1080
$900
$530
A mean: $837.50; median: $810: mode: $810; range: $645
B. mean: $753.75, median: $729; mode: $729; range: $580.50
C. mean: $801.25, median: $642.30; mode: $755; range: $212.35
D. mean: $829.13, median: $801.90; mode: $801.90; range: $638.55
Answers: 2
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Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.
Answers: 3
PLEASE HELP ME :The table below shows the prices of 8 different treadmills at a sporting goods store...
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