Find the mean (average)

the data set below?

2 18 28 5

4' 5'10'20...

Mathematics, 23.10.2019 23:30 tamikeen9301

# Find the mean (average)

the data set below?

2 18 28 5

4' 5'10'20

Answers: 1

Mathematics, 21.06.2019 18:40

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

Answers: 1

Mathematics, 21.06.2019 20:00

You wanted to draw an enlargement of design that printed on a card that is 4 in by 5

Answers: 1

Mathematics, 21.06.2019 22:00

Match the scale and the actual area to the area of the corresponding scale drawing. scale: 1 inch to 4 feet actual area: 128 square feet scale: 1 inch to 7 feet actual area: 147 square feet scale: 1 inch to 8 feet actual area: 256 square feet scale: 1 inch to 5 feet actual area: 225 square feet area of scale drawing scale and actual area scale drawing area: 3 square inches arrowright scale drawing area: 8 square inches arrowright scale drawing area: 4 square inches arrowright scale drawing area: 9 square inches arrowright

Answers: 2

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