Přejít k hlavnímu obsahu
Přihlásit se
Sign up for FREE
arrow_back
Knihovna

Measures of Dispersion

star
star
star
star
star
Poslední aktualizace 2 months ago
3 questions
3
Otázka 1
1.

A researcher counted the number of river otters observed on each acre of land in a state park. {0, 10, 14, 6, 0, 8, 4}

What is the mean?

Standard deviation?

(round all values to 2 decimal places, if necessary)

Explain what the standard deviation means in this situation...IN CONTEXT!

3
Otázka 2
2.

A golfer kept track of his scores for each round of a tournament: {78, 81, 86, 77, 75}

What is the mean?

Standard deviation?

(round all values to 2 decimal places, if necessary)

Explain what the standard deviation means in this situation...IN CONTEXT!

3
Otázka 3
3.

A health club recorded the number of minutes that various members spent on the treadmill: {30, 30, 45, 20, 60, 30, 30, 15}

What is the mean?

Standard deviation?

(round all values to 2 decimal places, if necessary)

Explain what the standard deviation means in this situation...IN CONTEXT!